查询词典 gem

One who has successfully completed recognized courses of study in gem identification, grading and pricing, as well as diamond grading and appraising; e.g., a "Gemologist" or "Graduate Gemologist" of the Gemological Institute of America or a "Certified Gemologist" of the American Gem Society.

一位已经成功完成认可课程学习宝石鉴定、等级、价格、以及钻石分级考核；例如，&gemologist&或&研究生gemologist&的美国宝石学院或&检定gemologist&美国宝石协会。

Thinking that a pebble or a piece of gravel is the gem, they grab it and cry out,'I've got the gem!

想一想那是一个卵石或者一块砂粒是宝石，他们抓住它并且大声叫我找到宝石！

Zircon jewelry should be stored carefully because although this ancient gem is hard, facets can abrade and chip.

锆石饰品应存放小心，因为虽然这个古老的宝石难、面、筹码可以研磨。

Analogous complexes 3a" and 4a"= CpRu(PPh32, Ar = para-C6H4OMe containing methoxy group at the para-position of gem-diphenyl group were similarly obtained from protonation of the corresponding acetylide complexes via formation of vinylidene intermediate. But only complex 3a'= CpRu(PPh32, Ar2 = fluorenyl is stable in solution, and decomposed to unidentified complex when heated to reflux in THF. Deprotonation of complex 4a in the presence of base gives neutral acetylide complex 6a.

在两个相邻位置的苯基对位位置上接有一甲氧基的衍生物3a"和4a"也可利用类似的质子化反应合成，唯有错合物3a'= CpRu(PPh32， Ar2 = fluorenyl 可以稳定於溶液中，不会进行上述反应，如将其溶於四氢呋喃溶液加热至沸腾则会分解产生无法鉴定的化合物。

Based on physical properties, mineral composition, chemical components and infrared spectra, the main mineral components of "Kunjiu Jade" and "California Jade" are proved to be tremolite and actinolite respectively. Both Jades belong to nephrite in gem classification and ultrabasic rock in mineral deposit classification.

根据加里福尼亚州的"加州玉"和缅甸"困就"的物理性质，矿物组成、化学成分及红外光谱特徵，确定"困就"的主要矿物成分是透闪石，"加州玉"的主要矿物成分为阳起石，两者的宝石名称是软玉。

Then, after the condition 'had stabilized and improved, this treatment was replaced with Eight-Gem Decoction plus astragalus, ass hide glue, lotus root node, and agrimony, taken in four-day periods separated by three-day intervals, until the blood tests proved normal.

约六个月的治疗过程中，前五次诊疗，因血中有潜在之热，大便软、喷嚏等症状，药味略有增减，俟病情稳定、进步；六诊以后，即以八珍汤加黄耆、阿胶、藕节、仙鹤草等药，服四日停三日，至验血正常为止。

However, any high quality cut alexandrite gem larger than 5 carats is be extremely rare.

然而，任何高品质的切割宝石宝石大於5克拉，是极为罕见的。

LOCATION! THIS GEM IS LOCATED IN THE GREAT CITY OF ALHAMBRA.

好位置！这房屋位於优良的阿罕布拉市地区。

LOCATION! LOCATION! LOCATION! THIS GEM IS LOCATED IN THE GREAT CITY OF ALHAMBRA.

好位置！这房屋位於优良的阿罕布拉市地区。

A long time, China's bond market development lagged behind, lacking the GEM, the product is not rich, investors structure is irrational, restrictions on capital market size, level of development of varieties and the expansion of space, affecting the allocation of resources of capital markets function effectively.

长期以来，中国的债券市场发展滞后，缺乏创业板市场，产品不丰富，投资者结构不合理，资本市场规模，水平，品种的发展和空间扩展影响的资本资源的分配，限制市场有效运作。

The system can be widely used in belt weighing and batching process control,etc.

介绍了基于智能模糊控制的嵌入式配料系统的设计方法，对模糊PID控制过程和系统调零作了重点的讨论，同时给出了PID控制的程序流程图和系统定长调零子程序。

"I dunno," she answered,"but if you show me aroun', I'll recognize it from the lighthouse just outside the porthole."

"我不知道，"她回答说，"如果你能带我转转，我能认出来的，因为灯塔就在舷窗外。"