Wang Wenyin chairs Amer International Group, a supplier of ...
An alloy of copper and tin, sometimes containing small ...
A red-brown metal, the chemical element of atomic number ...
A workpiece is any manufacturing artifact at any stage of ...
Aluminium (or aluminum; see different endings) is a ...
Rolling, heating, and quenching steel sheets often affect ...
번역사
0
Terms
4
용어사전
1
Followers
51
11
23
3
7