用友报表系统中,用户可以根据自己的需要设置相应的关键字。
参考答案:对
The company has been _______ of President(总裁) Smith for 20 years and who will _______ it after his retirement?
A.in the control; take over
B.in the control; take down
C.in control; take over
D.in control; take down
塔式起重机应采用TN—C—S接零保护系统供电。