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【多选题】
关于第三类辅机的安装,下列说法中错误的是( )。A.
.空气瓶是第三类辅机 底脚螺栓可能会用到铰制螺栓。
B.
底脚螺栓可能会用到铰制螺栓。
C.
这类设备要求安装牢固可靠，基座平面平整即可。
D.
垫片可以采用厚薄不等的凑成，或选用现场浇注环氧树脂。
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【简答题】单词拼写。 1. People need to pay more a_____ to their children. 2. In kindergartens the teachers are very p_____. 3. Don't eat too many c_____. It's bad for your teeth. 4. The dog always c_____ a lot of tr...
【单选题】That light rail transit line(轻轨), __ _in July 2009 and ___ in 2012, will be China’s longest light rail transit line in history.
A.
starting, completing
B.
started, to be completed
C.
to start, completed
D.
starting, completed
【简答题】请根据你的了解,叙述 C++ 的特点。 C++ 对 C 有哪些发展 ?
【简答题】III. 从方框中选择合适的句子填空,使对话完整、通顺。 A. It’s too cold.B. It’s for dinner. C. In 30 minutes. D. The soup will be ready soon. E. You had some yesterday, right? A: Mum, what are you doing now? B: I...
【单选题】In the building of the rail lines, ______.
A.
more equipment made in China should be used
B.
more imported equipment should be used
C.
more exported equipment should be used
D.
more equipment used in infrastructure projects should be used
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