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【简答题】
按题目要求完成作业,并打包提交 第五章 考证题.rar
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【多选题】Why does the author say what they see is an increasingly appalling landscape? (Para. 5)
A.
There's smoke on the horizon, the blaze of battle fading.
B.
We pass by deserted villages, solitary, burned-out houses.
C.
We pass battlefields dense with the garbage of abandoned war equipment, bombed-out railway stations, overturned cars.
D.
It smells of gunpowder, and of burning, decomposing meat after a massacre. Everywhere are the corpses of horses.
【简答题】减压阀是一种利用液流流过缝隙产生压力损失,使其( )口压力低于( )口压力的压力控制阀。