ductile tungsten

用法例句

The main researches focus on the preparation of wolfram time-delay powder by chemical codeposition method、the effect of structure on the igniter power of booster and the improvement on the structure of booster.

主要工作有化学沉积-共沉淀法制备钨延期药的研究、产品结构对点火能量影响研究和产品结构改进的研究。

A tungsten type delay composition containing ferric oxide was introduced in this paper, and the factors which affect deflagration velocity were studied by experiments.

文章介绍了一种含Fe2O3组分钨系延期药，对影响该延期药燃速的因素进行了实验研究，并应用于导爆管雷管中，取得了良好的效果。

Three series of tungsten type delay compositions numbered 0#(adding no Fe2O3),1#(adding 2% normal Fe2O3) and 2#(adding 2% nano-Fe2O3) were prepared to investigate the effects of nano-Fe2O3 on the burning characteristics of tungsten type delay composition.

为了研究纳米Fe2O3对钨系延期药燃烧性能的影响,配制了0#(基药)、1#(外加2%普通Fe2O3)和2#(外加2%纳米Fe2O3)三组药剂进行燃速测试。

The results show that all of the 3 kinds of nano-CuO can change the reacting processes of tungsten type delay composition.

采用DTA方法考察了平均粒径不同的3种纳米CuO粉对钨系延期药热性能的影响。

Effect of Nano-CuO on the Thermal Characteristics and Burning Characteristics of Tungsten Type Delay Composition

纳米CuO对钨系延期药热性能及燃烧性能的影响

Effect of High Acceleration Load on Delay Performance of Boron Base Pyrotechnic Composite;

高加速度过载对硼系延期药延期性能的影响

calcium nicotinate [not put up as medicaments]

烟酸钨[未配制成药物]

The crystalline mechanism of heteronuclear crystalline is found out by theoretical analyzing the chemical property of molybdenum delay composition.

通过对钼系延期药各组分的性质的分析研究,从理论上探讨其异核结晶的结晶机理。

Preliminary discussion of Caledonian granitoids and related tungsten mineralization in west section of northern Qilian Mts.

北祁连西段加里东期花岗岩类与钨成矿作用的关系浅议

The anesthetic guinea pig model for QT interval prolongation evaluation

使用麻醉豚鼠评价药物引起的QT间期延长

Evaluation of Uncertainty in the Determination of the 5s Explosion Temperature of Explosive

炸药5秒延滞期爆发点的测量不确定度评定

Methods of Prolonging Lifetime of EM Tungsten Filament

延长电镜钨灯丝使用寿命的方法探讨

The match was postponed on account of the weather.

基于天气关系，比赛延期进行。

Technology study on periodicity of pumbs'maintenance check of yanchang triassic reservoir

延长三叠系油藏的检泵周期技术研究

Studies on Oral Delayed Onset Drug Delivery System of Metoprolol Fumarate;

富马酸美托洛尔延迟起效型口服给药系统研究

A system for the lag time detection of a chemical direct injection applicator

直接注入式喷药机延时性测试系统的研究

STUDY OF MECHANICALLY ALLOYED Cu W SHAPEDCHARGE LINER MATERIALS

机械合金化铜-钨药型罩材料的研究

Research on Colleting Property of New Flotation Reagent F-305 to Wolframium Mineral

F-305新药剂对钨矿的捕收性能研究

Preparation and Formability of Tungsten-Copper EFP Liner

钨铜EFP药型罩的制备及成形性能

Their lifetime can be prolonged if they are repaired with cast tungsten carbide powder.

采用铸造碳化钨修补后，可以延长使用寿命。

Study on the Electrical Property of Tungsten Trioxide-Based Functional Materials by Tape Casting;

流延法制备氧化钨基功能材料电学性能的研究

The Clinical Study on Chronic Asthmatic Bronchitis in the Protracted Course with Medicinal Cupping;

药罐疗法对慢性喘息型支气管炎迁延期的临床研究