金属焊接与切割特种作业人员必须经过培训考核合格,取得安全技术操作证后方能独立作业。()
参考答案:对
Some parts of the water are very shallow. But in some places it is very very___________.
A.deep
B.high
C.cold
D.dangerous
以现金清偿债务的情况下,重组债权已计提减值准备的,应当先冲减已计提的减值准备,冲减后仍有损失的,计入营业外支出(债务重组损失);冲减后减值准备仍有余额的,不应转回坏账准备。( )