Radar servo system is a full close-loop servo system.
雷达伺服系统是全闭环伺服系统。
It was very difficult for high cr cast Fe hollow ball valve in investment casting due to its internal hollow and full close as well as high crack susceptibility.
高铬铸铁空心球阀的精密铸造难度较大,球阀内部必须空心、全封闭,同时高铬铸铁的裂纹敏感性极强。
A Western diplomat close to the EU meeting in Harare told VOA it is clear that Mr.Mugabe is blocking full compliance with the political agreement in order to buy time to rebuild ZANU-PF, which has been weakened by internal quarrels and a loss of popular support, even in its traditional strongholds.
VOA: standard.2009.09.15
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