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【判断题】
数字自记水位计比测时,可按水位变幅分几个测段分别进行,每测次数应不少于30次。
A.
正确
B.
错误
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【简答题】Seven years, my Lord, have now passed since I waited in your outward rooms, or was repulsed from your door; during which time I have been pushing on my work through difficulties of which it is useless...
【简答题】什么是mppt?
【单选题】下面的字是单部结构,哪个字在书写时不需要注意字的歪斜曲正关系:
A.
B.
C.
D.
【单选题】下面的字是单部结构,哪个字不需要注意字的歪斜曲正关系:
A.
B.
C.
D.
【单选题】MPPT是光伏输出的
A.
最大电压点跟踪技术
B.
最大功率点跟踪技术
C.
最大输出电流技术
D.
最大效率技术
【单选题】Which door does this key ______to?
A.
set
B.
fit
C.
become
D.
belong
【单选题】Which service does the following sentence belong to: May I have your attention, please? This is an emergency. The hotel is on fire. Please leave your room immediately and follow the emergency exit doo...
A.
minibar service
B.
shoe-shining service
C.
maintenance service
D.
handling lost and found articles
E.
getting things on request
F.
dealing with emergency
G.
baby-sitting service
【单选题】我国现存最古老的榫卯结构建筑遗迹是?
A.
浙江余姚河姆渡遗址
B.
河南郑州大河村遗址
C.
陕西西安半坡遗址
D.
河南仰韶文化遗址
【单选题】微信公众号不包括以下( )种。
A.
微信服务号
B.
微信订阅号
C.
微信企业号
D.
微信个人号
【简答题】光伏系统中,MPPT就是指 。
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