due to imperfections in manufacturing or application of the load, a column will ( ) suddenly buckle, instead it begins to ( ).
有关法事权利能力的下列说法中,错误的是()。
if the beam is subjected to a shear force of v = 10 kn, determine the maximum shear stress developed in the beam.
对于一个二端口网络来说,必然同时具有z、y、h和t四种参数。
一阶电路的零输入响应是随时间变化呈指数下降的函数。
although the choice of a sign convention for a beam is ( ), we will use the one often used in engineering practice. the positive directions are as follows: the distributed load acts ( ) on the beam; the internal shear force causes a ( ) rotation of the beam segment on which it acts; and the internal moment causes ( ) in the top fibers of the segments.
1926年3月,蒋介石制造的旨在打击共产和工农革命力量的事件是()。
the 30-mm-diameter a-36 steel rod is subjected to the loading shown. the displacement of end a with respect to end c is ( ).