... 硅胶吸湿剂 silica gel 单式尾轴封 simplex seal; stern tube 模拟机 simulator ...
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The shape of the Simplex stern tube seal ring is so complicated that its characters can not be analysed by ordinary methods.
船舶尾轴的辛泼来克司密封环形状非常复杂,用一般方法难以进行分析。
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