最终检验的前提条件是电梯已经安装、调整、准备运行和交接。
The pre-condition for a final acceptance is an elevator which is installed adjusted and prepared for operation and handover.
描述了一种高效的雷达宽带正交接收机的全数字设计方法，给出了设计条件。
A method to design efficient radar wideband digital quadrature demodulation receiver is described. The design condition is also given.
运用有限元方法对正交接管结构在常规焊接和在线焊接条件下的温度场和残余应力场进行了数值模拟。
Temperature field and residual stress field of orthogonal structure under normal welding and in-service welding condition were simulated by FEM.
应用推荐