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【简答题】
某砂样经筛析试验结果如下表,请计算级配参数、细度模数并评价其粗细程度。(精确至 0.01 ) 筛孔(mm) 9.5 4.75 2.36 1.18 0.6 0.3 0.15 底盘 筛余质量(g) 0 35 25 70 160 105 80 25 分计筛余百分 累计筛分百分率 1. 分计筛余百分率 a 4.75 = %; 2. 分计筛余百分率 a 2.36 = %; 3. 分计筛余百分率 a 0.6 = %; 4. 分计筛余百分率 a 0.3 = %; 5. 累计筛分百分率 A 2.36 = %; 6. 累计筛分百分率 A 1.18 = %; 7. 累计筛分百分率 A 0.6 = %; 8. 累计筛分百分率 A 0.15 = %; 9. 细度模数 M X = ; 10. 该砂的粗细程度评定为 。
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【简答题】When applying for scholarship, you have to handle a lot of______to be checked if you are qualified for the certain scholarship.
【单选题】重型肺炎与轻型肺炎区别主要在于
A.
体温升高超过39℃
B.
两肺下方有较多的中细湿啰音
C.
有循环,消化、神经等系统受累
D.
周围血白细胞总数高
E.
咳嗽、气促
【单选题】If you have a cold, you should drink _____water. [ ]
A.
a lot of
B.
a lot
C.
lot of
D.
a little of
【单选题】重型肺炎与轻型肺炎区别主要在于:
A.
体温升高39oC
B.
两肺下方有较多的中细湿罗音
C.
有循环、消化、神经等系统受累
D.
周围血白细胞总数高
E.
感染的病原菌不同
【简答题】阅读理解。 Have you ever (曾经) seen snow? A lot of people in the world have not. A lot of countries never have snow. In the north of England, there is quite a lot of snow every winter, but in the south of E...
【单选题】Furnell students usually have__________.
A.
announcements to make in class
B.
a lot of free time
C.
a lot of work and not much time
D.
perfect quiz scores
【单选题】A: You seem to have a lot of work to do in your office. You've always been working over-time. B: ______
A.
You are right, but don't you know the meaning of work?
B.
Sorry. I don't think so. I get overpaid for overwork, you know.
C.
That's right. All work and no play makes Jack a dull boy.
D.
That's fight, but the work is interesting. I don't mind some extra hours at al1.
【简答题】Do you want to have a lot of close friends? In order to make it happen, you must do a lot of things right. You will learn tips on how to build a solid friendship. You should be extra respectful when y...
【单选题】We (wish) that you (didn't have) such a lot of (work), otherwise you (would have enjoyed) the party.
A.
wish
B.
didn't have
C.
work
D.
would have enjoyed
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