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(一)…—··“…··。……·,………·—…·第_期 Zeds -—-._—_(_)……………、一……………—··一 第四瑚22——27 。以.、l。。17。单螺杆的封闭角、进气口分析 亟.关于无基础压缩机的减振设计间题“”””””…··””…·“…………·孙光三 第三期
(A) ... - ·· “... ··. ...... ················································································································································ ···· a fourth coral 22--27... L .. 17. Single screw closing angle, air intake analysis urgently. About the basis of the compressor damping design problems. · ”“ ... · ”............ · Sun Guangsan third period