固定式离心式压缩机的叶轮一般采用() ["A.前弯叶片式","B.后弯叶片式","C.径向直叶片式","D.径向弯叶片式"]
对公入账汇款交易代码为() ["A、101001","B、101002","C、101003","D、101005"]
涂装防腐主要是防止() ["化学腐蚀","应力腐蚀","物理腐蚀","电化学腐蚀"]
冷僻字“盢”在汇款时终端无法输入,应做如下拆字() ["A、(田犬/血)","B、(田/犬血)","C、(田犬血)"]
.下列现象中不属于化学腐蚀的是() ["铁生锈","铜生绿","铝生白斑","舰船外壳腐蚀"]
当我们不小心损坏客人房内东西时,怎么办?