Copper ball的例句大全

The procedure of copper wire ball bonding and its reliability in power devices were investigated.

本文研究了功率器件中铜丝球键合工艺及可靠性。

The main influence factors of preparing molybdenum copper nano-powder by high-energy ball milling were studied; the morphology and size of powders were analyzed.

研究高能球磨法制备纳米钼铜复合粉末的主要影响因素，通过扫描电镜和透射电镜分析粉末的形貌及颗粒尺寸。

Particle Integral Method is a stable integration method with high efficiency. In this thesis, after in-depth study on processing algorithms of contact interface with arbitrary shape, Particle Integral Method was used to simulate the forming process of a copper brick under extrusion of a ball-shaped punch.

质点积分法是一种高效稳定的积分方法，本文基于对任意形状接触界面处理算法的深入研究，将其用于对一个使用球头形凸模挤压块状铜质工件的塑性变形过程进行数值分析。

Analysis for ball forming process during copper wire welding

铜丝球焊形球过程分析

Application of Low Chromium Cast Iron Ball for Copper-Mine

低铬铸铁磨球在铜矿磨粉中的应用

The creation of a three-dimensional finite element model of palatal implant anchorage Three dimensional FE simulation of ball spinning of inner grooved copper tubes

腭部种植支抗三维有限元模型的建立内螺纹铜管滚珠旋压三维有限元模拟

Finally, won a copper medal for his excellent show in the water-ball game.

最后，他以其多才多艺的出色表演，作为美国水球队的一员，又荣获一枚铜牌。

i've ever seen the hu head shape and the circinate ball shape of such copper ware.

这类铜器还曾见过胡人首状和旋文球状的，镦是一种说法。

industry: gate; plumbing hardware; valve; ball; check valve; bridge; copper oxide; iron oxide; paint capacitor; other plumbing hardware;

所属行业：闸阀；水暖五金；截止阀；球阀；止回阀；桥架；铜氧化物；铁氧化物；漆电容器；其他水暖五金；；