... 两级喷射器 two-stage ejector 两级汽缸 two-stage cylinder 两级滚筒干燥机 two-stage drum drier ...
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single-cylinder two stage air compressor 单气缸双级空气压缩机 ; 单汽缸双级空气压缩机
two-stage e cylinder 两级汽缸
two-stage synchronized telescopic cylinder 二级同步伸缩油缸
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This paper discusses the optimization design of the two -stage cylinder composite compression coiled spring.
对圆柱组合压缩螺旋弹簧进行了优化设计。
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