According to preliminary investigations by concerned parties, the cause of the failure was that the satellite's apogee engine was unable to normally operate because of a breakdown in the fuel valve.
据有关方面初步调查,卫星的远地点发动机因燃料阀发生故障不能正常运转是造成失败的原因。
Objective To make a preliminary study of the sudorific effect of the Daoguleebusi - 7 capsule.
目的:对苦参七味胶囊发汗药理作用进行初探。
Two preliminary measures on American 'Conservatory Gas CO2' emission control are introduced in this paper.
本文介绍了美国控制汽车排放“温室气体CO_2”的两条初步措施。
He made the preliminary motions of departure .
他作了一些离开的准备动作。
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