Study and application on solvent impregnated resins technique in separation of nonferrous metals;
萃淋树脂在有色金属分离中的研究和应用
Research of establishing index system's evaluation in nonferrous metals industry' recylle economy development;
建立有色金属工业循环经济评价指标体系探讨
An introduction to Russia s nonferrous metals mineral resources;
俄罗斯有色金属矿产介绍
Where is the right way for china's non-ferrous metals industry to save energy and reduce consumption?;
我国有色金属行业节能降耗路在何方?
A consideration on the exploitation and environmental protection of mineral resources of non-ferrous metals;
关于有色金属矿产资源的开发利用及其与环境问题的思考
Thoughts,goals,priority works,and measures of non-ferrous metals industry developing recycling economy in China;
我国有色金属工业发展循环经济的思路、目标、重点工作与措施
joins pieces of metal by welding them together.
把两块金属焊接在一块的工人。
Study on Welding Mechanism and Experiment Device of Ultrasonic Metal Welding
超声波金属焊接机理及实验装置研究
electrode ,metal contact, for welding machines
电焊机金属接点焊条
parent metal fusion
焊接基体金属的熔化
preparation of base metal for welding
焊接基体金属的处理
MMA (Manual Metal Arc)
人工金属电弧焊接法
a narrow strip of welded metal used to join steel members.
焊接金属的窄的长条。
The union of two metal parts by welding.
焊接把两个金属部件焊接为一个整体
Superplastic Behavior of Weld Metal by Friction Stir Welding
搅拌摩擦焊接焊缝金属的超塑性行为
A unit composed of an assemblage of pieces welded together.
焊件由许多片焊接在一起的金属片组成的元件
Welding process analysis of bimetal valve friction wielding
双金属气门连续驱动摩擦焊焊接工艺分析
Study on metal-cored wire in pipeline automatic welding process
金属粉芯药芯焊丝管道全自动焊接工艺研究
FRICTION WELDING OF Zr_(55)Al_(10)Ni_5Cu_(30) BULK METALLIC GLASS
Zr_(55)Al_(10)Ni_5Cu_(30)块体金属玻璃的摩擦焊焊接
The door was sheet metal welded on to the frame of iron.
门是焊接在一个铁框上的金属薄板。
Technological guide for assemble and welding of metal sporal case of turbine
水轮机金属蜗壳安装焊接工艺导则
welded metal-bellows mechanical seal
焊接金属波纹管机械密封
induction or electric machine for melting metal parts
感应或介质电机金属零件焊接用
A beam of light produced by a laser can weld metals.
激光器发生的光束可以焊接金属。