double-welded butt joint
化 双面焊对接接头… Read the rest
化 双面焊对接接头… Read the rest
化 氢键键合剂… Read the rest
*[‘mɒ:fi:n]
n. … Read the rest
法 纯债务… Read the rest
计 表压缩… Read the rest
*[‘daunθru:]
n. … Read the rest
医 腹水… Read the rest
计 MOS衬底… Read the rest
经 暗地串通… Read the rest
机 金属… Read the rest