查询词典 nickel brass

A nickel-based nano-WC/Co composite coating on 45 steel was gained with continuous wave CO_2 laser of 2.0 kW,the surface of which is smooth and fine without crack or pore and metallurgically bonds with matrix.

采用横流2.0 kW CO_2激光器，在45钢表面制备了表面较平整、较细密、基本消除了裂纹与孔隙并与基体呈冶金结合的镍基纳米WC/Co复合涂层。

For the first time, conductive LaNiO〓 thin films have been successfully prepared by metalorganic decomposition using 2-ethylhexanoates of lanthanum and nickel as the metalorganic precursors.

近年来的研究表明：铁电薄膜与金属电极的界面失配和扩散是影响铁电薄膜器件疲劳特性的重要因素，具有与铁电薄膜同为钙钛矿结构的导电氧化物电极，对改善疲劳现象具有显著的作用（疲劳寿命从10〓提高到10〓）。

They are mica, lithium beryllium tantalum and gem bearing peg matite, marine volcanic massive sulfide, magmatic copper nickel, metasedimentary iron, gold bearing low grade metamorphosed carbon clastic rocks and gold bearing ductile shear zone. A great progress has been made in recent exploration of porphyry copper.

已知矿床的主要类型有伟晶岩型矿床、与海相火山岩有关的块状硫化物矿床、岩浆铜镍硫化物型矿床、沉积变质型铁矿、浅变质含碳细碎屑岩型金矿和韧性剪切带型金矿床，近年来在斑岩型铜矿床的找矿工作有了新进展。

Carbon dioxide ; Methanol ; Dimethyl carbonate ; Supported nickel methoxide complex ; SiO\-2 support

二氧化碳；甲醇；碳酸二甲酯；负载型镍甲氧基配合物； SiO2载体

This invention provides a method for preparing hydrogenation catalyst containing phosphorus supported by aluminum oxide. The catalyst is composed of nickel oxide 1-10 wt.%, molybdena oxide and tungsten oxide 10-50 wt.

以氧化铝为载体的含磷加氢催化剂及其制备，该催化剂焙烧后的组成为氧化镍1-10重量％，氧化钼和氧化钨之和大于10至50重量％，氧化磷1-9重量％，余量为氧化铝，其中，以氧化物计，钨和钼的摩尔比大于2.6至30。

Molybdena oxide and tungsten oxide 10-50 wt.%, and carrier. The catalyst is prepared by introducing nickel, molybdena and tungsten into the carrier containing molecular sieve.

该催化剂由包括向一种含分子筛的载体引入钼、镍和钨的方法制备，其中，各组分的用量使催化剂焙烧后的组成为：氧化镍1-10重量％，氧化钼和氧化钨之和大于10至50重量％，余量为载体。

Phosphorus oxide 1-10 wt.%, and aluminum oxide. The molar ratio of tungsten oxide to molybdena oxide is 2.6-30. The method comprises introducing nickel oxide, molybdena oxide, tungsten oxide and phosphorus oxide into aluminum oxide carrier.

该催化剂由包括向氧化铝载体中引入磷、钼、镍和钨，其中，各组分的用量使催化剂焙烧后的组成为：氧化镍1-10重量％，氧化钼和氧化钨之和大于10至50重量％，氧化磷1-9重量％，余量为氧化铝，其中，以氧化物计，钨和钼的摩尔比大于2.6至30。

MONEL -- Is a nickel-copper alloy used primarily as interior trim on butterfly and ball valves.

蒙乃尔--是一种镍铜合金，主要用作蝶阀和球阀的阀内件。

In the presence of moisture, nickel, Monel, Hastelloy A or B, platinum, or gold provide good resistance to attack.

在有水蒸汽存在的场合，镍、蒙乃尔铜镍合金、哈司特镍合金A或B、铂或金提供了良好的防侵蚀能力。

Mossed up Moose yard art sculpture in Cody, Wyoming at the Triple Nickel Ranch planted with native sedum.

mossed了驼鹿码艺术雕塑在科迪，在怀俄明州的三重镍牧场种植本土景天。

Analog output can display output results.

可以模拟输出显示输出效果。

It implied that RAPD technique pro vided a new alternative for checking irradiation induced effects.

对扩增产物进行数据分析，结果表明RAPD技术能够检测出辐射后唐菖蒲基因组变异情况，可用于对唐菖蒲辐射后基因变异的分析。