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某受压杆件，在支座不同、其他条件相同的情况下，其临界力最小的支座方式是（）。 A．两端铰支 B．一端

某受压杆件，在支座不同、其他条件相同的情况下，其临界力最小的支座方式是（）。

A．两端铰支

B．一端固定，一端铰支

C．两端固定

D．一端固定，一端自由

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