全液压传动的汽车起重机带负荷伸缩臂杆时应按()的规定操作。
A.起重机操作规程
B.施工方案和作业票
C.出厂说明书
参考答案:C
“To meet people’s desire for _____ happy life is our mission,” Xi Jingping said to the press after he was elected ____general secretary and chairman.
A.a; a
B.the; the
C.a; \
D.\; the
神圣知识指的是()
A、实用知识
B、默会知识
C、理论知识
D、文本知识