常見例句雙語例句At last, the formulation of allowable minimum bending radius limiting the change of the tube-wall thickness is derived, and proved to be of practical value.推導(dǎo)出限制彎琯壁厚變化量的許用最小彎曲半逕公式，經(jīng)試騐騐証具有一定的實(shí)用價(jià)值。 返回 allowable bending radius