科技情报开发与经济 - 机械,电子文档资料 关键词:电触头材料;银基;铜基;机械合金化 [gap=8962]KEY WORDS:electrical contact materials;silver base;copper base;mechanical alloying
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silver-base electrode 银钨合金电极
silver base brazing alloy 银基硬钎焊合金
Silver-Base Alloys 银钨合金
silver-base alloy 银基合金
Silver Base Group Holdings Limited 银基集团控股有限公司
silver base inorganic antibacterial agents 载银无机抗菌剂
silver-base contacts 银基电触头材料
Objective To explore the influence of nano-silver base inorganic antimicrobial on denture base resin.
目的研究纳米载银无机抗菌剂对义齿基托树脂机械性能的影响。
Objective To explore the influence of nano-silver base inorganic antimicrobial on mechanical properties of denture base resin.
目的研究纳米载银无机抗菌剂对义齿基托树脂机械性能的影响。
It took several hours to shoot and then print the base image. The photographers used white and silver reflectors and black flags to equalize light levels across the table, chair, and floor.
摄影师们花费了数小时拍摄和打印桌面照片,他们采用白色/银色反光板和黑旗(black flag)使桌面、椅子和地板的光线层次保持一致。
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