查询词典 precious

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"。

The Gold is a precious metal.

黄金是一种贵重金属。

Gold bars are suitable for long-term investment, however, thanks to the uniqueness of the precious metal.

而金条则适合用作长期投资，这是因为黄金具有独一无二的特性。

The reason for this is that titanium does not have any precious metal incorporated in it.

其原因是钛没有任何贵重金属也纳入。

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。

A rectangular block of a precious metal.

用小的矩形木块玩的游戏。

They seem to be using sticks of precious metal.

货币似乎是用条状的珍贵金属做成。

And he threw the precious stone into the water.

说罢，他把珍贵的宝石扔进了水里。

This is a precious stone demanding further research to protect.

这是一个需要通过进一步研究来进行保护的瑰宝。

Now to you who believe, this stone is precious.

现在大家认为，这个石头是无价的。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐