拉伸模具工作部件无须润滑，它与冲裁力的大小无关。
参考答案：错
-Jack got drowned in the lake and was in hospital yesterday.
-Sorry to hear that.I'm told he often goes swimming alone________his mother's objection.[ ]
A．regardless of
B．in case of
C．in view of
D．instead of
关于危险废物贮存的一般要求中，下列表述不正确的是( )。
A．禁止将不兼容(如相互反应)的危险废物在同一容器内混装B．无法装入常用容器的危险废物可用防漏胶袋等盛装C．在常温常压下不水解、不挥发的固体危险废物可在贮存设施内分别堆放D．危险废物贮存设施在施工前不必做环境影响评价
