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安全保障工程
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安全保障工程
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highway safety enhancement project
安全保障工程
中国交通运输部以“消除隐患、珍视生命”为主题,对公路上影响行车安全的隐患路段,采用综合措施进行整治,并结合日常养护工作以提高公路行车安全性的专项工程。
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liquid production profile
liquid production rate
liquid propellant
liquid-propellant rocket
liquid propellant rocket engine
liquid propellant rocket engine test
liquid propulsion system
liquid ramjet
liquid ramjet assembly
liquid ramjet combustion chamber
liquid ramjet engine test
liquid ramjet fuel regulator unit
liquid ramjet ignition unit
liquid ramjet inlet
liquid ramjet nozzle
liquid ramjet performance parameter
liquid ramjet turbopump
liquid ring
liquid ring compressor
liquid ring vacuum pump
liquid rocket engine combustion chamber
liquid rocket engine for attitude controlling
liquid rocket engine ignition device
liquid rocket engine performance parameters
liquid rocket propellant
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