- 搜標(biāo)題
- 搜題干
- 搜選項(xiàng)
單項(xiàng)選擇題
The purchase of 500 tanks is part of a strategy to increase military (軍事的) ______ by 25% over the next four years.
A、competition
B、inability
C、possibility
D、capacity
B、inability
C、possibility
D、capacity
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問答題
如果除泥器沒有底流，則應(yīng)把頂部閥門適當(dāng)開?。ǎ?/h4>
A.正確
B．錯誤
B．錯誤
答案：
B．錯誤如果除泥器沒有底流，說明底流閥門可能已經(jīng)完全關(guān)閉或者堵塞，此時(shí)應(yīng)該檢查并清理堵塞或打開底流閥門，而不是把頂部閥門...
