在图3-30所示构架中,A、C、D、E处为铰链连接,BD杆上的销钉B置于AC杆的光滑槽内,力F=200N,力偶矩M=100N·m,不计各构件重量,各尺寸如图。求A、B、C处所受的力。
第1题
Due to circumstances beyond our control, the conference will be postponed.
A.The conference will take place as planned.
B.The conference will not take place.
C.The conference will take place at a later date,
第2题
Due to circumstances beyond our control, the conference will be postponed.
A.The conference will take place as planned.
B.The conference will not take place.
C.The conference will take place at a later date,
第3题
Due to circumstances beyond our control,__________________(我们很遗憾地通知顾客商店提前关门).
第4题
The delay of the flights is due to (_______) beyond our control.
A. conditions
B. causes
C. circumstance
D. inconvenience
第5题
Due to circumstances ______ our control the performance had to be cancelled.
A.beyond
B.above
C.over
D.under
第6题
A.circumstances
B.episodes
C.qualifications
D.instances
第7题
So little ______ about philosophy that the lecture was completely beyond him.
A.Tom knew
B.Tom knows
C.did Tom know
D.does Tom know
第8题
So little ______about physics that the lecture was completely beyond me.
A.1 knew
B.did I know
C.1 had known
D.had 1 known
第9题
So little ______about physics that the lecture was completely beyond me
A.I knew
B.did I know
C.I had known
D.had I known
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