查询词典 metal

A hammer has a metal head and a wooden or metal handle.

锤子有个金属的头，一个木质的或金属的把柄。

In this thesis, simulation tools and experiments were carried out to prove that non-metal optical head works as metal optical head previously reported.

论文中以模拟及实验，证明非金属光学头的可行性。

Finished product which activates the metal detector must be passed through the metal detection head again.

对金属探测器有反应的成品应再次通过金属探测头，仍被排斥的产品必须分隔。

In the same central heteroatom systems, the redox reactivity of the systems substituted by the trivalent metal is higher than the systems substituted by bivalent metal.

在中心原子相同的体系中，三价金属取代的体系比二价金属取代的体系氧化还原能力强。

The electrochemical property of PDT and PDT metal complexes were characterized by CV, from the result of CV, it can be found that PDT and PDT metal complexes possesses electrochemical activity, which arised from the heteroatom of molecules.

我们用循环伏安表征了对二苯甲醛缩氨基硫脲及其金属络合物的电化学性质，从循环伏安的结果来看，对二苯甲醛缩氨基硫脲及其金属络合物具有一定的电化学活性，并且这些电化学活性主要来自于分子中的杂原子。

On the new county is a Chinese city of Baoding Nonferrous Metal Products Co., Ltd. Sailing shares (love stocks, market, information) Limited fixed supporting businesses, they succeeded in independently developed a new type of reflective horizontal rotary furnace, an annual output of lead and lead alloy 30000 t. Baoding Xinxin Co., Ltd. an annual output of refined lead Lead 6 million tons, was set up in Thailand Thai Bo hillo Metal Materials Co., Ltd..

在新县是一个保定有色金属制品有限公司风帆股份有限公司的固定配套企业中的城市，他们在自主开发的一套反射卧式旋转炉，一年产新型成功铅和铅合金3.0万吨保定新鑫公司的精炼铅铅6个年产100万吨，是在泰国设立了泰国博鑫隆金属材料有限公司。

The main technology parameters that may affect manufacturing the unbroken long metal fiber, including tool normal rake, tool cutting edge inclination angle, chip pulling force, and chip pulling angle, etc, are discussed. The cross section shape of long metal fiber manufactured by microsaw-chippulling combined cutting is hook-like.

通过对自旋转车刀加工金属长纤维的前期试验研究表明，尽量减小切削变形是切削制造金属长纤维的关键：通过对微锯-拉屑复合切削的切削机理研究，得知微锯-拉屑复合切削有很小的切削变形。

In the field of non-ferrous metal, electronic metal, ferro alloys and horniness alloys, especially the tungsten series products, the company has always been regarded as the most important trade counterpart by customer.

在有色金属，电子金属，铁合金，硬质合金，特别是钨系制品，钨系高密度合金制品等领域，我公司一直被国内外同仁视为重要的贸易伙伴。

The actuality of remain of pesticide、heavy metal and toxicant in T. chinensis var. mairiei The remain of pesticide、heavy metal and toxicant in T chinensis var. mairiei was investigated by GC according to the method 5.0 in European pharmacopoeia. The results showed that the kinds of pesticide remained contain: organic chlorin、organic phosphorus. The other pesticide remained were not detected. The remain of cuprum、arsenic、cadmium、hydrargyrum and plumbum and bacterium were less than the maximal capacity in the administration of food、tobacco goods、cosmetic and other commodity.

结果显示，南方红豆杉中检出的农药残留品种有：有机氯类农药滴滴涕总量0.0584mg／kg和六六六总量0.0245mg／kg、有机磷类农药毒死蜱0.0556mg／kg，其他类农药残留均未检出，南方红豆杉中农药残留水平偏低；南方红豆杉中铜、砷、镉、汞、铅5种重金属及细菌等有害物质的残留量均低于欧洲《食品、烟草制品、化妆品和其它日用品管理法》中规定的农药、重金属及有毒物质最大残留限量。

According to the metal atoms within hydrogenase , it can be classified as NiFe- hydrogenase , Fe- hydrogenase and metal-free hydrogenase .

氢酶是一类催化氢的氧化或质子还原的酶，它在微生物产氢过程中扮演着重要角色。

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