[判断题]结点的不平衡力矩等于汇交于该结点的各杆近端的固端弯矩之和。结点力矩为结点不平衡力矩乘以（-1）。

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• ●    Mainly eat 3 or 4 partly cloudy to overcat occaional rain（）lowly outh moderate or good.
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• ●    （）mean any peron by whom or in whoe name or on whoe behalf a contract of carriage of good by ea ha been concluded with a carrier，or any peron by whom or in whoe name or on whoe behalf the good are actually delivered to the carrier in relation to the contract of carriage of good by ea.
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