无伸缩 meaning in English

non-stretch

Since the cord connecting the two blocks is inextensible, the accelerations are the same .
由于连接两物块的绳子无伸缩性，因此它们的加速度相同。
In the first part of this paper , the development of jointless bridge is briefly reviewed , and then the advantages of jointless bridges and some design details for jointless bridges are discussed in the paper
摘要回顾了国内外无伸缩装置桥梁的发展情况，介绍了无伸缩装置桥梁的结构特点，并对无伸缩装置桥梁的设计情况做了一些简单的探讨。