標題: Titlebook: Jewelry & Gems The Buying Guide; How to Buy Diamonds, Antoinette Leonard Matlins,Antonio C. Bonanno Book 1989 Antoinette B. Leonard Matlins [打印本頁] 作者: 令人不愉快 時間: 2025-3-21 19:35
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作者: 宴會 時間: 2025-3-21 21:01 作者: 通知 時間: 2025-3-22 03:49 作者: 常到 時間: 2025-3-22 06:12 作者: 令人不快 時間: 2025-3-22 09:20 作者: Oversee 時間: 2025-3-22 16:26 作者: climax 時間: 2025-3-22 18:23
Antoinette Leonard Matlins,Antonio C. Bonanno F.G.A., P.G., M.G.A.作者: NICHE 時間: 2025-3-22 21:17 作者: 新奇 時間: 2025-3-23 04:40 作者: AMITY 時間: 2025-3-23 08:10 作者: 摘要 時間: 2025-3-23 11:10
Book 1989s and colored gemstones and, in light of the increase in both the popularity and price of pearls, to add a price guide for them in the "Guide to Popular Gems and Their Prices." Also, we want to take this opportunity to comment further on gem invest- ment, taking into account major developments since作者: 狼群 時間: 2025-3-23 17:28
or diamonds and colored gemstones and, in light of the increase in both the popularity and price of pearls, to add a price guide for them in the "Guide to Popular Gems and Their Prices." Also, we want to take this opportunity to comment further on gem invest- ment, taking into account major developments since978-0-943-76301-9978-94-011-7463-3作者: PAC 時間: 2025-3-23 21:46 作者: Dungeon 時間: 2025-3-23 23:54 作者: 泛濫 時間: 2025-3-24 04:20
Antoinette Leonard Matlins,Antonio C. Bonanno F.G.A., P.G., M.G.A.generation scheme. Finally, we suggest procedures for validating the synthetic data generated. The usefulness of our protocol is illustrated by a discussion of numerous applications of data generation from the optimization literature. This discussion identifies examples of both good and bad data gen作者: PURG 時間: 2025-3-24 07:12 作者: 周興旺 時間: 2025-3-24 11:11
Antoinette Leonard Matlins,Antonio C. Bonanno F.G.A., P.G., M.G.A. introduction to current algorithmic key issues like I/O-efficient or parallel algorithms, succinct data structures, hardware-aware implementations, and others. We conclude with two especially insightful success stories—shortest path problems and text search—where the application of algorithm engine作者: 牽索 時間: 2025-3-24 17:06 作者: Barter 時間: 2025-3-24 22:48
Antoinette Leonard Matlins,Antonio C. Bonanno F.G.A., P.G., M.G.A. introduction to current algorithmic key issues like I/O-efficient or parallel algorithms, succinct data structures, hardware-aware implementations, and others. We conclude with two especially insightful success stories—shortest path problems and text search—where the application of algorithm engine作者: 蒸發(fā) 時間: 2025-3-25 00:59
https://doi.org/10.1007/978-94-011-7463-3Confidence; development; identification; information; state作者: 要塞 時間: 2025-3-25 03:47
978-0-943-76301-9Antoinette B. Leonard Matlins 1989作者: 寬敞 時間: 2025-3-25 09:31 作者: 允許 時間: 2025-3-25 15:17 作者: 確定方向 時間: 2025-3-25 16:17 作者: 苦惱 時間: 2025-3-25 21:35
Bait or Flamboyant AdvertisingThis is seen frequently today in the mail-order business. The Better Business Bureau, in their booklet ., describes these practices very well. (This booklet is available upon request.) Some of the practices they describe are:作者: Memorial 時間: 2025-3-26 01:44 作者: Condyle 時間: 2025-3-26 05:55 作者: 嚴厲批評 時間: 2025-3-26 10:40
The Importance of Cut and ProportionThe cut of a diamond and the proportioning of the cut—the make—are of extraordinary importance, because they have the greatest influence on the . (variety and intensity of rainbow colors seen) and . (liveliness, or sparkle) of the stone.作者: cipher 時間: 2025-3-26 13:14 作者: debunk 時間: 2025-3-26 17:21 作者: Arrhythmia 時間: 2025-3-26 22:16 作者: 縮影 時間: 2025-3-27 02:03
Fraud and Misrepresentation in Colored GemsBefore we begin this chapter, we would like to reemphasize here, as we did in the chapter on diamonds, that as a percentage of total jewelry transactions, the occurrence of misrepresentation and fraud is low, and that most jewelers are reputable professionals in whom you can place your trust.作者: Console 時間: 2025-3-27 09:21
Buying Colored Gems? Synthetic stones are genuine but not natural.作者: 直覺沒有 時間: 2025-3-27 13:13
Precious GemstonesEmerald is the green variety of the mineral beryl and one of the most highly prized of all the gems. Aside from being the birthstone for May, it was historically believed to bestow on its wearer faithfulness and unchanging love, and was thought to enable the wearer to forecast events.作者: Cervical-Spine 時間: 2025-3-27 17:36
http://image.papertrans.cn/j/image/500894.jpg作者: craven 時間: 2025-3-27 18:04 作者: 最高點 時間: 2025-3-27 23:02
Book 1989t most people buy "jewelry" and not "gemstones." Because the book offers so much practical advice and money-saving tips about buying jewelry, they urged me to change the title. So, in this edition The Complete Guide to Buying Gems has been changed to Jewelry & Gems: The Buying Guide. Consumer and pr作者: 現(xiàn)實 時間: 2025-3-28 03:44
Other Colored Gems an alexandrite that measures more than 1/2 inch in width, you can be sure it is a fake. Alexandrite is normally cut in a faceted style, but some cat’s-eye type alexandrites, found in Brazil, would be cut as a cabochon to display the eye effect. These are usually small; the largest we’ve seen was approximately 3 carats.作者: OWL 時間: 2025-3-28 07:49 作者: 正式演說 時間: 2025-3-28 11:34 作者: Homocystinuria 時間: 2025-3-28 17:24
Becoming Intimate with Gemsf buying a particular gem is to familiarize yourself with the gem. While the average consumer can’t hope to make the same precise judgments made by a qualified gemologist, whose scientific training and wealth of practical experience provide a far greater data base from which to make his judgments, t作者: 割讓 時間: 2025-3-28 20:20
Factors of Importance-an Overviewmonds and colored gems are . and . of faceted stones. Faceted stones are stones on which a series of tiny flat planes (facets) have been cut and polished. (Nonfaceted stones are called .. These will be discussed in detail in Part Three.)作者: 假裝是你 時間: 2025-3-29 00:07 作者: Customary 時間: 2025-3-29 06:48
The Effect of Flawss the GIA system. There are several other systems in use, but most American jewelers use GIA because it indicates a greater number of classifications and thereby provides greater precision in determining the flaw grade. The GIA system is therefore considered the most stringent.作者: Cervical-Spine 時間: 2025-3-29 09:00
Bait or Flamboyant AdvertisingThis is seen frequently today in the mail-order business. The Better Business Bureau, in their booklet ., describes these practices very well. (This booklet is available upon request.) Some of the practices they describe are:作者: 搏斗 時間: 2025-3-29 13:42
What to Ask When Buying a Diamondmaller stones, although .50- and .75-carat stones are now beginning to appear with certificates verifying color and flaw grades. An experienced jeweler should be able to provide this information for stones .50 carats and up, or offer to find out for you.作者: Dysplasia 時間: 2025-3-29 15:43 作者: 母豬 時間: 2025-3-29 22:34
Determining Value in Colored Gemsly, most people don’t realize how many gems look alike in color. And often, dealers, too, can be misled or caught off-guard. Too often recognition and identification are based on color alone because so few, jewelers and customers alike, are aware of the large number of similarly colored stones that 作者: 手術(shù)刀 時間: 2025-3-30 02:23
Other Colored Gemseryl reputedly discovered in Russia in 1831 on the day Alexander II reached his majority; hence the name. In Russia, where the national colors also happen to be green and red, it is considered a stone of very good omen. It is also considered Friday’s stone or the stone of “Friday’s child.” Alexandri作者: 心痛 時間: 2025-3-30 04:15
Antoinette Leonard Matlins,Antonio C. Bonanno F.G.A., P.G., M.G.A.y pleural metastasis of lung, breast, gastrointestinal, and other tumors, as opposed to the development of primary pleural-based malignancies, which are more infrequent. The appearance of a MPE in a patient with cancer signals systemic disease, short survival, and poor quality of life. Under normal 作者: Camouflage 時間: 2025-3-30 09:29 作者: folliculitis 時間: 2025-3-30 13:18 作者: 震驚 時間: 2025-3-30 17:05
Antoinette Leonard Matlins,Antonio C. Bonanno F.G.A., P.G., M.G.A. more. We discuss the major weaknesses of traditional “pen and paper” algorithmics and the ever-growing gap between theory and practice in the context of modern computer hardware and real-world problem instances. We present the key ideas and concepts of the central . cycle that is based on a full fe作者: FLIRT 時間: 2025-3-30 22:51
Antoinette Leonard Matlins,Antonio C. Bonanno F.G.A., P.G., M.G.A. more. We discuss the major weaknesses of traditional “pen and paper” algorithmics and the ever-growing gap between theory and practice in the context of modern computer hardware and real-world problem instances. We present the key ideas and concepts of the central . cycle that is based on a full fe作者: Myosin 時間: 2025-3-31 03:03
Antoinette Leonard Matlins,Antonio C. Bonanno F.G.A., P.G., M.G.A.ild a response surface model and use this model for finding good parameter settings of the given algorithm. We evaluated two methods from the literature that are based on Gaussian process models: sequential parameter optimization (SPO) (Bartz-Beielstein et al. 2005) and sequential Kriging optimizati作者: PIZZA 時間: 2025-3-31 08:24 作者: 杠桿支點 時間: 2025-3-31 11:49 作者: 空洞 時間: 2025-3-31 13:29
Manivannan Sethurajan,Piet N. L. Lens,Heinrich A. Horn,Luiz H. A. Figueiredo,Eric D. van Hullebusche same structure – the dorsal raphe nucleus – that structure is not homogeneous from anatomical, physiological and neurochemical points of view, nor are its projections to the cerebral aversive and behavioral i978-1-4614-4047-5978-1-4614-4048-2Series ISSN 2191-558X Series E-ISSN 2191-5598 作者: JUST 時間: 2025-3-31 20:05
h rheu- matoid arthritis exhibited a higher than normal serum copper concentration that returned to normal with remission of this disease. Thirteen years later, it was found that copper complexes were effective in treating arthritic dis- eases. The first report that copper complexes had antiinflamma
