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【单选题】
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参考答案：
举一反三
【单选题】There are three main ways of payment for foreign trade exports, which is not include? ( ).
A.
letter of credit
B.
telegraphic transfer
C.
demand draft
D.
document against payment
查看完整题目与答案
【单选题】Usually a letter or email focusing on urging the buyer to establish the relative L/C by the seller often consists of the three parts, which is not include? ( ).
A.
Mention the contract number and order number of the goods in the opening sentences
B.
State the reasons why you need to inform or urge the buyer to open the L/C.
C.
Urge the buyer to open the L/C ASAP.
D.
Not urge the buyer to open the L/C ASAP.
查看完整题目与答案
【单选题】long time +high dose or over dose of glucocorticoids,the side effect , which is not include :
A.
iatrogenic ---- medical original factors ( 医源性） mimic  adrenal contex  function ：
B.
drug induced disease  hyper corticism
C.
No Withdrawal reaction+ rebound phenomenon
D.
fast the recovery, or the wound can be recover;
E.
will not  induce Cushing’s Syndrome
查看完整题目与答案
【单选题】如果要根据特定的条件筛选固定的数据,可以使用以下哪个语句实现?()
A.
DROP
B.
UPDATE
C.
WHERE
D.
SELECT
查看完整题目与答案
【判断题】蓄电池的放电电流、放电端电压、效率、输出功率等与汽车的续驶里程、车速等有密切关系。它们之间的关系是HEV和EV选用蓄电池的重要理论依据。
A.
正确
B.
错误
查看完整题目与答案
【多选题】化妆品皮肤病的处理原则包括：( )
A.
立刻停用引起病变或可疑引起病变的化妆品
B.
彻底清除皮肤上存留的化妆品
C.
注意尽量避免再次接触已经明确的刺激性或过敏性物质
D.
及时带上可疑化妆品去医院确诊和对症治疗
E.
注意心理治疗
查看完整题目与答案
【单选题】53 Value engineering/Analysis is the systematic use of techniques which does not include _____.
A.
establishing values for required functions
B.
provide the required functions at the lowest overall cost.
C.
identifies the required function of an item
D.
seeks to trade performance for cost
E.
None of the above
查看完整题目与答案
【简答题】用一台他励发电机向一台他励电动机供电，它们的电枢电阻均为0．2Ω，当发电机额定运行时，输出电压为UN=220V，输出电流为IN=91 A，电动机的转速为1．500r／min。 (1)求此时发电机和电动机的电动势各为多少? (2)若发电机和电动机的效率均为82％，试求两台电机的输入、输出功率各为多少? (3)当保持发电机的转速以及电动机的励磁电流不变，而将发电机的励磁电流调节到额定励磁电流的80％，...
查看完整题目与答案
【单选题】功率放大器与小信号电压放大器的共同点是
A.
都使输出电压大于输入电压
B.
都使输出电流大于输入电流
C.
都使输出功率大于信号源提供的输入功率
D.
效率高是它们的首要目标
查看完整题目与答案
【单选题】135 Value engineering/Analysis is the systematic use of techniques which does not include _____.
A.
establishing values for required functions
B.
provide the required functions at the lowest overall cost.
C.
identifies the required function of an item
D.
seeks to trade performance for cost
E.
None of the above.
查看完整题目与答案
相关题目：
【单选题】There are three main ways of payment for foreign trade exports, which is not include? ( ).
A.
letter of credit
B.
telegraphic transfer
C.
demand draft
D.
document against payment
查看完整题目与答案
【单选题】Usually a letter or email focusing on urging the buyer to establish the relative L/C by the seller often consists of the three parts, which is not include? ( ).
A.
Mention the contract number and order number of the goods in the opening sentences
B.
State the reasons why you need to inform or urge the buyer to open the L/C.
C.
Urge the buyer to open the L/C ASAP.
D.
Not urge the buyer to open the L/C ASAP.
查看完整题目与答案
【单选题】long time +high dose or over dose of glucocorticoids,the side effect , which is not include :
A.
iatrogenic ---- medical original factors ( 医源性） mimic  adrenal contex  function ：
B.
drug induced disease  hyper corticism
C.
No Withdrawal reaction+ rebound phenomenon
D.
fast the recovery, or the wound can be recover;
E.
will not  induce Cushing’s Syndrome
查看完整题目与答案
【单选题】如果要根据特定的条件筛选固定的数据,可以使用以下哪个语句实现?()
A.
DROP
B.
UPDATE
C.
WHERE
D.
SELECT
查看完整题目与答案
【判断题】蓄电池的放电电流、放电端电压、效率、输出功率等与汽车的续驶里程、车速等有密切关系。它们之间的关系是HEV和EV选用蓄电池的重要理论依据。
A.
正确
B.
错误
查看完整题目与答案
【多选题】化妆品皮肤病的处理原则包括：( )
A.
立刻停用引起病变或可疑引起病变的化妆品
B.
彻底清除皮肤上存留的化妆品
C.
注意尽量避免再次接触已经明确的刺激性或过敏性物质
D.
及时带上可疑化妆品去医院确诊和对症治疗
E.
注意心理治疗
查看完整题目与答案
【单选题】53 Value engineering/Analysis is the systematic use of techniques which does not include _____.
A.
establishing values for required functions
B.
provide the required functions at the lowest overall cost.
C.
identifies the required function of an item
D.
seeks to trade performance for cost
E.
None of the above
查看完整题目与答案
【简答题】用一台他励发电机向一台他励电动机供电，它们的电枢电阻均为0．2Ω，当发电机额定运行时，输出电压为UN=220V，输出电流为IN=91 A，电动机的转速为1．500r／min。 (1)求此时发电机和电动机的电动势各为多少? (2)若发电机和电动机的效率均为82％，试求两台电机的输入、输出功率各为多少? (3)当保持发电机的转速以及电动机的励磁电流不变，而将发电机的励磁电流调节到额定励磁电流的80％，...
查看完整题目与答案
【单选题】功率放大器与小信号电压放大器的共同点是
A.
都使输出电压大于输入电压
B.
都使输出电流大于输入电流
C.
都使输出功率大于信号源提供的输入功率
D.
效率高是它们的首要目标
查看完整题目与答案
【单选题】135 Value engineering/Analysis is the systematic use of techniques which does not include _____.
A.
establishing values for required functions
B.
provide the required functions at the lowest overall cost.
C.
identifies the required function of an item
D.
seeks to trade performance for cost
E.
None of the above.
查看完整题目与答案
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