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【单选题】
关于土壤农化分析中试剂的选用，下列说法错误的是（）
A.
一般用化学纯试剂配制溶液，而标准溶液和标定剂通常用分析纯或优级纯试剂
B.
微量元素的分析一般用分析纯试剂配制溶液，用优级纯或纯度更高的试剂配制标准溶液
C.
选用试剂时应当注意，由于不同级别的试剂价格相差很大，所以不需要用高一级的试剂时就不要用
D.
工业用的试剂即使经检查不影响测定结果，也是不可以用的
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【单选题】微课按照知识点内容的传授方式可以分为__________。
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B.
表演型和实验型
C.
答疑型
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【单选题】How should you warm up a diesel engine that has not been run for some time?______.
A.
Run it at minimum speed for a period of time
B.
Run it at half speed for a period of time
C.
Bring it to top speed immediately
D.
Inject ether into the air intake
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【单选题】微课按照知识点内容的传授方式可以分为_________类型。
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讲授型和解题型
B.
表演型和实验型
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【单选题】MEMO To: Factory staff From: Factory Manager Date: 19 November 2008 Subject: Quality control The new system starts Monday week. Please read attached leaflet and contact me if there are any queries. Wh...
A.
Suggest additions to quality-control instructions.
B.
Ask if they don't understand something.
C.
Contact him when the new system starts.
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【单选题】A quality control manager decides to increase his daily sample size from three to six. The size of the control band will: A . increase
B.
. decrease
C.
. remain unchanged
D.
. not determinable from given data
E.
. None of the above.
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【单选题】Did you mean I should keep the receipt? I'm afraid I have ______.
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tom it up
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shaken it off
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【单选题】The core function of the project manager is
A.
. Systems design
B.
. Client interfacing
C.
. Quality assurance
D.
. integration
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【单选题】Did you mean I should keep the receipt? I'm afraid I have ______ .
A.
run it over
B.
torn it up
C.
taken it apart
D.
shaken it off
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【单选题】The manager, ______his factory’s products were poor in quality, decided to give his workers further training.
A.
knowing
B.
known
C.
to know
D.
being known
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【单选题】微课按照知识点内容的传授方式可以分为__________。
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【单选题】How should you warm up a diesel engine that has not been run for some time?______.
A.
Run it at minimum speed for a period of time
B.
Run it at half speed for a period of time
C.
Bring it to top speed immediately
D.
Inject ether into the air intake
查看完整题目与答案
【单选题】微课按照知识点内容的传授方式可以分为_________类型。
A.
讲授型和解题型
B.
表演型和实验型
C.
答疑型
D.
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查看完整题目与答案
【单选题】MEMO To: Factory staff From: Factory Manager Date: 19 November 2008 Subject: Quality control The new system starts Monday week. Please read attached leaflet and contact me if there are any queries. Wh...
A.
Suggest additions to quality-control instructions.
B.
Ask if they don't understand something.
C.
Contact him when the new system starts.
查看完整题目与答案
【单选题】A quality control manager decides to increase his daily sample size from three to six. The size of the control band will: A . increase
B.
. decrease
C.
. remain unchanged
D.
. not determinable from given data
E.
. None of the above.
查看完整题目与答案
【单选题】Did you mean I should keep the receipt? I'm afraid I have ______.
A.
run it over
B.
tom it up
C.
taken it apart
D.
shaken it off
查看完整题目与答案
【单选题】The core function of the project manager is
A.
. Systems design
B.
. Client interfacing
C.
. Quality assurance
D.
. integration
查看完整题目与答案
【单选题】Did you mean I should keep the receipt? I'm afraid I have ______ .
A.
run it over
B.
torn it up
C.
taken it apart
D.
shaken it off
查看完整题目与答案
【单选题】The manager, ______his factory’s products were poor in quality, decided to give his workers further training.
A.
knowing
B.
known
C.
to know
D.
being known
查看完整题目与答案
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