中国国家标准名称3 ... 液压缸活塞和活塞杆动密封装置用同轴密封件安装沟槽尺寸系列和公差 Hydraulic fluid power--Cylinder rod and piston seals for reciprocating applications of Co-axial seals--Dimensions and tolerances of housings 液压缸活塞和活塞杆动密封装置用支承环安装沟槽尺寸系列和公差 Hydraulic fluid power--Cylinder rod and piston seals for reciprocating applications of bearing rings--Dimensions and tolerances of housings 织物增强液压橡胶软管和软管组合件 Rubber hoses and hose assemblies-Textile-reinforced hydraulic type ...
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