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视觉比较样品溶液或采样后的试纸浸渍后颜色与标准色列的颜色,以确定欲测组分含量的方法称为简易比色法。
A.
正确
B.
错误
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【单选题】对涉及结构安全的试块，试件和材料见证取样和送检的比例不得低于有关技术标准中规定取样数量的（）
A.
30%
B.
40%
C.
50%
D.
60%
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【单选题】After a few minutes, my blood pressure became normal and I was allowed to .
A.
sit
B.
sit up
C.
stand up
D.
run away
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【单选题】We usually discuss business after a few minutes of general discussion.
A.
In Germany
B.
In America
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【单选题】对涉及结构安全的试块、试件和材料见证取样和送检的比例不得低于有关技术标准中规定取样数量的()
A.
10%
B.
20%
C.
30%
D.
40%
查看完整题目与答案
【简答题】下列各句均有一处错误,请找出并改正。 1.After a few minutes he came to myself and said, 'Don't worry,I'm OK.'______ 2.Xiao Ming,don't play the water in the bottle.______ 3.After the accident he lay on the road and almos...
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【单选题】We usually discuss business after a few minutes of general discussion.
A.
America
B.
Germany
查看完整题目与答案
【简答题】After a few minutes we found we had loads of things in common. We just got __________ like a house on fire.
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【单选题】涉及结构安全的试块、试件和材料见证取样和送检的比例不得低于有关技术标准中规定的应取样数量的( )。
A.
25%
B.
20%
C.
50%
D.
30%
查看完整题目与答案
【简答题】小医生，下列各句均有一处错误,请找出并改正。 1.After a few minutes he came to myself and said, “Don’t worry,I’m OK.”________ 2.Xiao Ming,don’t play the water in the bottle. ________ 3.After the accident he lay on the road ...
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【单选题】The medicine started to __________ after a few minutes.
A.
take a effect
B.
take effect
C.
take an effect
D.
take the effect
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相关题目：
【单选题】对涉及结构安全的试块，试件和材料见证取样和送检的比例不得低于有关技术标准中规定取样数量的（）
A.
30%
B.
40%
C.
50%
D.
60%
查看完整题目与答案
【单选题】After a few minutes, my blood pressure became normal and I was allowed to .
A.
sit
B.
sit up
C.
stand up
D.
run away
查看完整题目与答案
【单选题】We usually discuss business after a few minutes of general discussion.
A.
In Germany
B.
In America
查看完整题目与答案
【单选题】对涉及结构安全的试块、试件和材料见证取样和送检的比例不得低于有关技术标准中规定取样数量的()
A.
10%
B.
20%
C.
30%
D.
40%
查看完整题目与答案
【简答题】下列各句均有一处错误,请找出并改正。 1.After a few minutes he came to myself and said, 'Don't worry,I'm OK.'______ 2.Xiao Ming,don't play the water in the bottle.______ 3.After the accident he lay on the road and almos...
查看完整题目与答案
【单选题】We usually discuss business after a few minutes of general discussion.
A.
America
B.
Germany
查看完整题目与答案
【简答题】After a few minutes we found we had loads of things in common. We just got __________ like a house on fire.
查看完整题目与答案
【单选题】涉及结构安全的试块、试件和材料见证取样和送检的比例不得低于有关技术标准中规定的应取样数量的( )。
A.
25%
B.
20%
C.
50%
D.
30%
查看完整题目与答案
【简答题】小医生，下列各句均有一处错误,请找出并改正。 1.After a few minutes he came to myself and said, “Don’t worry,I’m OK.”________ 2.Xiao Ming,don’t play the water in the bottle. ________ 3.After the accident he lay on the road ...
查看完整题目与答案
【单选题】The medicine started to __________ after a few minutes.
A.
take a effect
B.
take effect
C.
take an effect
D.
take the effect
查看完整题目与答案
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