... 性能可靠 Reliable in performance 操作灵活 Flexible in operation 用途广泛 Wide-range in application ...
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The sulfur melting vess el is smaller in volume, light in weight and flexible in operation.
熔硫器体积小、重量轻、操作弹性大。
The handle is delicately designed, with balance stress, conforming to human engineering, flexible in operation.
手柄设计精巧，受力平衡，符合人体工学，操作轻便、灵活。
Solid propellant engine systems are basically less flexible in operation than liquid or hybrid propellant systems.
固体推进剂发动机系统的可调性基本上比液体或混合型的要差。
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