TAPPING metal or other material [= screw-threading]
【电学】材料（需被处理的材料），存放材料，收集
material (material to be handled) depositing material, picking up
暂无补充释义。
相关词条
adhesive-bonded dowel, non-metallic dowel made of loose material
applicable material specification
input material
fluidised-bed technique packing material, stationary
ferrite magnet, oxide magnet, material non-metallic
elongate material of metal coiling
presses for SQUEEZING liquid-containing material