贵金属

As a kind of precious metal, gold symbolizes wealth and power from of old .

黄金作为一种稀贵金属，自古以来就是财富与权力的象征。

The development on the analysis of precious metal materials in China during the period of 1992 to 1998 has been reviewed.

因此，把贵金属材料看成是人类社会得以持续发展的关键

Just beware that silver is still a precious metal and is thus worth a lot.

只要注意的是，仍然是一个银贵金属，因此是值得很多。

Trading precious metal involves substantial risk that is not suitable for everyone.

贵金属及外汇交易具有相当大的风险，并非适合每个人。

The importance and peculiarity on the analysis of precious metal materials is emphasizes in this paper.

在已成为历史的20世纪，贵金属材料曾起着重要作用，被誉为"现代工业的维他命"。

Now this has helped the precious metal rally more than 30 percent since mid-November.

现在这已经帮助这种贵金属自 11 月中旬以来上涨了 30%以上。

This method can be easily performed with high accuracy (the relative error is less than 0.8%).

这种方法对于贵金属铂、铑的测定，已于近年来开始了研究与应用。

Founded in 2001, mainly engaged in precious metals such as gold \ silver \ palladium \ rhodium, such as smelting.

公司成立于2001年，主要从事贵金属如金\银\钯\铑等的冶炼。

Bg ,is known as "the king of the watch "it is because that the founder louis bg had invented many things about the watch ,for example the innovative Tourbillon ,"the hand of the bg "and so on .all the patterns are made of more than 18k gold noble metal crust ,crocodile waistband ,silverplated dial plate ,which are fantabulous .unfortunately it is regretful that its style is a little consertive ,most of their dial plate are rotundity ,short of diversification .

宝玑，BG。号称"表王"，主要是因为其创始人路易。宝玑先生有着太多的关于腕表的第一次发明，比如创世纪的陀飞轮和"宝玑指针"等等。所有款式均用18K黄金以上的贵金属制造外壳，以鳄鱼皮表带为主，而且表盘通常以镀银处理，非常漂亮。只是有一点点的遗憾，就是外形款式有点儿保守，大多为圆形表盘，缺乏变化。但是，无论如何都是世界级的名表！

These crowns are quite old, 25 years or more, and possibly base ls, or semi-precious at the least.

这些烤瓷冠可能是贱金属的，或者半贵金属的，使用了至少25年。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。