They will be helped by the very latest in navigation aids.他们将会受益于最新的导航系统。Pack ice around Iceland was becoming a threat to navigation.冰岛周围的浮冰群曾一度对船只航行构成威胁。a laser navigation device激光导航装置...
This paper studies the Pntimi _ zation of the composition and production process of intensified lactulose milk powder.要本文探讨了强化乳酮糖奶粉的最优化配方及最佳工艺流程.Furthermore , the rats of treatment group were given lactulose after 8 week...
Loads distort every component of the structure of the Cassegrain antenna system.载荷使卡塞格伦天线结构的每个部分发生变形.This paper presents a high power feed system for 7.3 m Cassegrain antenna.介绍用于?7.3mCassegrain天线的高功率馈源喇叭的设计.Participate ...
对于应该采取什么正确步骤，还是有些不明确。There is some confusion about what the correct procedure should be.已采取步骤使某些软毒品合法化。There are moves to decriminalize some soft drugs.按照别人建议的行动步骤而行动就是自找报应.To follow the proposed course of action is to i...