皮带输煤机的作用是什么？
参考答案：
作用是把卸煤沟的燃煤输送到锅炉原煤斗。
The procedures(程序) of operating a computer have been ______ several times, the results
of which have made it much easier _______. [ ]
A. cut down; to operate
B. simplified; to be operated
C. reduced; to be operated
D. simplified; to operate
电力设备维修的施工管理应做好哪些工作？
