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【简答题】
下列物理现象中，属于升华的是
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反馈参考答案：
举一反三
【判断题】Morton's wife enjoyed spending time at the park with her family. （para. 1）
A.
正确
B.
错误
【单选题】听力原文：M: I'd dike some red roses. W: Is it your wife's birthday? M: No, it's our wedding anniversary. She really likes roses. So I give her some every week. I just wish they would stay fresh longer tha...
A.
Every week.
B.
Every month.
C.
Every year.
【单选题】某彩色地板砖规格为200×200×5mm,灰缝为1mm,结合层为20厚1:2水泥砂浆,试计算100m2地面中地板砖和砂浆的消耗量。(面砖和砂浆损耗率均为1.5%)
A.
1.535立方米
B.
2.035立方米
C.
2.535立方米
D.
3.035立方米
【判断题】Generally pressure drop across the body of the nonweir diaphragm valves is larger than that of weir diaphragm valves.
A.
正确
B.
错误
【简答题】Diaphragm valves do not use .
【单选题】某彩色地板砖规格为300×300×5mm,灰缝为1mm, 200m2地面中地板砖的消耗量为(),已知:面砖损耗率均为1.5%。
A.
2221
B.
2254
C.
2475
D.
2512
【判断题】Diaphragm valves are mechanical valves that prevent reverse flow in piping
A.
正确
B.
错误
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