If the Certificate of Inspection of a damaged tank barge has expired,which certificate may be issued to allow its movement to a repair facility? ()
A. Change of employment
B. Permit to proceed
C. Application for inspection
D. Temporary Certificate of Inspectio
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保育员在改变婴幼儿不良的睡姿时,应做到(),避免弄醒幼儿。
在数控镗床上的加工工序应尽可能选择较大的切削用量,同时要选择合适的()。
A. 刀具
B. 量具
C. 夹具
D. 辅具
E. 模具
F. 吊具
超过规定条件下预计的误差或明显是歪曲测量结果的误差称()。