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混合推进剂火箭发动机
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混合推进剂火箭发动机
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工学
航天推进技术
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hybrid propellant rocket engine
混合推进剂火箭发动机
采用液体推进剂和固体推进剂组合燃烧产生推力的化学火箭发动机。
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soil sickness in protected vegetable production
soil silicon
soil slip
soil slope
soil slope design
soil sodication
soil solidification
soil solute breakthrough curve
soil solute transport
soil solution
soil solution chemical equilibrium
soil solution chemistry
soil solution electrolyte
soil solution ion
soil solution ionic activity
soil solution ionic hydration
soil solution ionic strength
soil spatial analysis
soil spatial pattern in China
soil spatial variability
soil spatiotemporal evolution
soil specific surface area
soil spectroscopy
soil spraying gun
soil stability control
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