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【判断题】
1kv= 10 4 V=10 6 mV
A.
正确
B.
错误
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参考答案:
举一反三
【单选题】The Whites came here to buy some clothes and _____ on an old friend of theirs.
A.
call
B.
for calling
C.
calling
D.
called
【简答题】导管法适用于灌注___________,沉箱基础;_____________,____________,____________等水下或地下工程。
【单选题】Which of the following statements about soccer is true?
A.
In soccer and basketball, the ethnic tide is different.
B.
Until recently, soccer becomes an important game, so many native Americans play it.
C.
It is the most popular game in the world, so many American citizens take it up for many years.
D.
Although soccer is the most popular game in the world, American citizens in large numbers do not like it first.
【判断题】Some whites were driven by religious convictions and took part in this movement.
A.
正确
B.
错误
【单选题】American football comes from ______.
A.
soccer
B.
rugby
C.
both soccer and rugby
D.
neither soccer nor rugby
【判断题】Marguerite met Mrs. Flowers in the town of Stamps where the B、lacks and whites were equal.()
A.
正确
B.
错误
【单选题】额定电压6KV的油断路器在新安装及大修后作交流耐压试验,应选标准试验电压()千伏。
A.
28
B.
15
C.
10
D.
38
【单选题】下列关于泥浆护壁成孔灌注浆的说法不正确的是( )。
A.
泥浆成孔灌注桩适用于地下水位较高的地质条件
B.
泥浆密度在黏土和压黏土中应控制在1.1~1.3,在较厚夹砂层应控制在1.1~1.2。
C.
泥浆护壁成孔灌注桩在钻孔达到指定深度后,应立即进行清孔。
D.
泥浆护壁成孔灌注桩浇筑水下混凝土一般采用导管法施工。
【单选题】导管法浇注混凝土适用于()
A.
干作业钻孔灌注桩
B.
泥浆护壁钻孔灌注桩
C.
人工挖孔桩
D.
锤击沉管灌注桩
【多选题】健康风险评估的意义包括( )
A.
评价干预措施的有效性
B.
制订个体化的健康干预措施
C.
帮助个体综合认识健康风险
D.
鼓励和帮助人们修正不健康的行为
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