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【多选题】
设接入系数为p,则关于抽头的等效阻抗转换,以下表述错误的是
A.
由低抽头向高抽头转换时,负载电容的等效电容减小p倍
B.
由高抽头向低抽头转换时,等效电流源减小p倍
C.
由低抽头向高抽头转换时,信号源内阻的等效电阻提高 倍
D.
由低抽头向高抽头转换时,负载电容的等效容抗提高 倍
E.
由低抽头向高抽头转换时,负载电阻的等效电阻提高 倍
F.
由低抽头向高抽头转换时,等效电压提高1/p倍
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参考答案:
举一反三
【判断题】凝血因子中的因子II是凝血酶原
A.
正确
B.
错误
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【简答题】数控编程可分为()和()两种方法。
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【单选题】Inflammable cargo shall never be stowed in the holds to the engine room.
A.
relative
B.
appropriate
C.
adjacent
D.
liable
查看完整题目与答案
【单选题】There is ________ in the holds keeping eyes opened to prevent theft
A.
watchman
B.
watchmen
C.
a watchmen
D.
a watchman
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【简答题】数控程序编制方法可分为 和 两种。
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【单选题】All the holds to be loaded with grain must be swept ______ commencement of loading.
A.
Cleanly/during
B.
Clear/meanwhile
C.
Clean/between
D.
Clean/prior to
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【单选题】All the holds and other parts of the ship in which cargo is to be stowed should be ______ for the carriage.
A.
comfortable
B.
suitable
C.
stable
D.
Favorable
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【简答题】若模板链的序列为GAGTAC,则转录产物序列是( );若编码链的序列为GAGTAC,则转录产物序列是( )。
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【单选题】下列哪一项是恶性肿瘤细胞的形态特点
A.
核大
B.
多核
C.
有核分裂
D.
出现病理性核分裂
查看完整题目与答案
【单选题】All the holds which are to take cereals in bags must be so cleaned that they meet the requirements of the ______.
A.
local agent
B.
cargo surveyor
C.
accident investigator
D.
general average adjuster
查看完整题目与答案
相关题目:
【判断题】凝血因子中的因子II是凝血酶原
A.
正确
B.
错误
查看完整题目与答案
【简答题】数控编程可分为()和()两种方法。
查看完整题目与答案
【单选题】Inflammable cargo shall never be stowed in the holds to the engine room.
A.
relative
B.
appropriate
C.
adjacent
D.
liable
查看完整题目与答案
【单选题】There is ________ in the holds keeping eyes opened to prevent theft
A.
watchman
B.
watchmen
C.
a watchmen
D.
a watchman
查看完整题目与答案
【简答题】数控程序编制方法可分为 和 两种。
查看完整题目与答案
【单选题】All the holds to be loaded with grain must be swept ______ commencement of loading.
A.
Cleanly/during
B.
Clear/meanwhile
C.
Clean/between
D.
Clean/prior to
查看完整题目与答案
【单选题】All the holds and other parts of the ship in which cargo is to be stowed should be ______ for the carriage.
A.
comfortable
B.
suitable
C.
stable
D.
Favorable
查看完整题目与答案
【简答题】若模板链的序列为GAGTAC,则转录产物序列是( );若编码链的序列为GAGTAC,则转录产物序列是( )。
查看完整题目与答案
【单选题】下列哪一项是恶性肿瘤细胞的形态特点
A.
核大
B.
多核
C.
有核分裂
D.
出现病理性核分裂
查看完整题目与答案
【单选题】All the holds which are to take cereals in bags must be so cleaned that they meet the requirements of the ______.
A.
local agent
B.
cargo surveyor
C.
accident investigator
D.
general average adjuster
查看完整题目与答案
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