【简答题】例6-8 轴线为圆弧的半圆形曲杆受力如例6-8图(a)所示。试写出:1)内力方程;2)相应内力最大值。
【单选题】He feels ________ duty to help others. A. that he B . that his C . it he D . it his
【判断题】场地平整,系指建筑物所在现场厚度300mm以内的就地挖、填及平整。若挖填土方厚度超过300mm时,挖填土方工程量按相应规定计算,但仍应计算场地平整。
【单选题】平整场地指建筑物所在场地挖,填土方厚度在正负( )cm以内及找平工作。
【简答题】按风险损害的对象划来分,仓储风险可分为 、 、 。
【判断题】平整场地,系指建筑物所在现场厚度 30cm 以内的就地挖、填及平整。挖填土方厚度 30cm 以上时,全部厚度按一般土方相应规定另行计算,不再计算平整场地。
【简答题】A.He enjoyed using his new camera. B.He left his camera at the airport. C.He left his camera in his friend's ear. D.He lost his camera on his trip.
【判断题】如无相反证明,在作品上署名的公民、法人或者其他组织为作者。( )
【单选题】_________ name is Danny. _________ is my friend. [ ]