【判断题】Flux-cored wires can be curled up by a wire feeder.
【单选题】胃大部分切除的某患者出现严重贫血,表现为外周血巨幼红细胞增多,其主要原因是下列哪项减少
【简答题】A.feet B.resources C.core D.reflection
【简答题】flux cored arc welding的意思是___________.
【单选题】胃大部分切除的某患者出现严重贫血,表现为外周血巨幼红细胞增多,其主要原因是下列哪项减少
【简答题】单词英译中 1.manual arc-welding 2. flux-cored arc welding 3. self-shielded flux-cored arc welding 4. gas-shielded flux-cored arc welding 5. gas metal-arc welding 6. submerged-arc welding 7. gas-tungsten ar...
【简答题】A.centre B.heart C.core D.middle