1) Strong derivative
强导数
2) the Stronger Schwarz Derivative
强Schwarz导数
1.
The Basic Theorem of Integrable-differential on the Stronger Schwarz Derivative;
关于强Schwarz导数的微积分学基本定理
3) second partial derivative of shear modulus with respect to pressure
压强二阶偏导数
4) safety coefficient of conductor strength
导线强度安全系数
1.
The problem existing in selecting the safety coefficient of conductor strength has been analyzed,the relationship among safety coefficient of conductor strength,line span,and meteorological condition is expounded.
分析了线路设计中导线强度安全系数选用时存在的问题,论证了导线强度安全系数与线路档距和气象条件的关系;提出在线路设计时,对于易振地区,如年平均运行应力是控制条件,且控制档距为施工档距的范围,应适当提高年平均运行应力值以降低安全系数;对于不易振地区,计算临界档距时,不考虑年平均运行应力,安全系数应尽量取规程规定的2。
5) high strength and high conductivity
高强高导
1.
A Study on Production Processes and Properties of Copper Alloys with High Strength and High Conductivity;
高强高导铜合金的生产工艺及性能研究
2.
The methods adopted to obtain pure copper wires and copper-based materials with high strength and high conductivity are summarized.
综述了获得高强高导纯铜线材及铜基材料的方法 ,并对高强高导铜基材料研究领域的几个热点问题即 :铜基原位变形复合材料、快速凝固法、氧化物弥散强化铜以及稀土在高强高导铜合金中的应用等进行了介绍。
3.
Cu-Cr-Zr based alloy is a research focus of the high strength and high conductivity copper alloys.
Cu-Cr-Zr系合金是目前高强高导电铜合金研究的热点,其优异的性能与其纳米析出相密切相关。
6) high-strength and high-conductivity
高强高导
1.
Prospect of research on high-strength and high-conductivity copper alloys;
高强高导电铜合金的研究现状
2.
This paper has made a present situation review of research on high-strength and high-conductivity copper alloys.
介绍了高强高导铜合金研究领域的几个热点问题 ,即 :快速冷凝法制备高强高导铜合金、内氧化法和溶胶 -凝胶法制备弥散强化铜合金、铜基原位复合材料的制备、铜合金引线框架材料的开发以及稀土在高强高导铜合金中的应用等。
3.
The copper alloy with high-strength and high-conductivity is base of IC and electronic element development.
高强高导铜合金材料是集成电路和电子元器件发展的基础。
补充资料：强导数
强导数
strong derivative
一筒.稿二翼丫蒸忿愁黑黔”“’
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条