Theories serve a dual purpose.

理论有双重效果.

辞典例句

Welsh breed of dual - purpose cattle.

双重用途的威尔士种牛.

互联网

A rail and road dual - purpose locomotive, Taichung Harbour.

台中港内作业的铁公路二用小型机车.

互联网

The formulation and evaluation of a dual - purpose oil for tractor transmission and hydraulic system are presented.

本文介绍了拖拉机传动液压两用油的研制过程和台架评定试验.

互联网

When power is lost , manual & electric dual purpose elevator can also be used.

手电两用升降机无电时也能使用.

互联网

No unregistered unit or individual may export dual - purpose nuclear goods and correlated technologies.

未经登记,任何单位或者个人不得经营核两用品及相关技术出口.

互联网