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AWWA C500-2009 供水系统用金属密封闸阀	lemon2000 2016-12-26	02088	biaozhuns 2016-12-26
AWWA C500-2002 供水系统用金属密封闸阀	lemon2000 2016-12-26	02433	biaozhuns 2016-12-26
AWWA C501-1992 铸铁闸阀	lemon2000 2016-12-26	03161	biaozhuns 2016-12-26
AWWA C507-1999 6~48in(150~1200mm)的球阀	lemon2000 2016-12-26	02634	biaozhuns 2016-12-26
AWWA C515-2001 供水系统用溥壁弹性密封闸阀	lemon2000 2016-12-26	03008	biaozhuns 2016-12-26
AWWA C550-2005 阀门和给水栓用防护性内部涂层	lemon2000 2016-12-26	02042	biaozhuns 2016-12-26
AWWA C800-2001 地下管道阀门和管件	lemon2000 2016-12-26	02966	biaozhuns 2016-12-26
AWWA C509-01 Resilient-Seated Gate Valves for Water Supply S	lemon2000 2016-12-26	02983	biaozhuns 2016-12-26
NF E29-413-1989 工业阀门安全阀和防爆膜,理论流量计算	lemon2000 2016-12-26	02118	biaozhuns 2016-12-26
SABS 664-1999 自来水厂铸造铸铁闸阀	lemon2000 2016-12-26	02711	biaozhuns 2016-12-26
阀门噪声演算标准免费下载 ISA S75.17-1989	lemon2000 2016-12-26	02376	biaozhuns 2016-12-26
控制阀口径计算流量公式 ISA 75.01-1985(R1995)	lemon2000 2016-12-26	01852	biaozhuns 2016-12-26
法兰连接端直通式控制阀体的端面至端面间距 ISA S75.03-1992	lemon2000 2016-12-26	01885	biaozhuns 2016-12-26
ISA-75.07-1997 Laboratory Measurement of Noise Generated by	lemon2000 2016-12-26	02068	biaozhuns 2016-12-26
SDJ 279-90 电力建设施工及验收技术规范热工仪表及控制装置篇	lemon2000 2016-12-26	02199	biaozhuns 2016-12-26
欧州起重机械设计规范(FEM)1998 中文版	lemon2000 2016-12-26	02987	biaozhuns 2016-12-26
AWWA C504-2000 中文版橡胶密封蝶阀	lemon2000 2016-12-26	02214	biaozhuns 2016-12-26
HCRJ 057-1999 超声波管道流量计	lemon2000 2016-12-26	02958	biaozhuns 2016-12-26
WJS(LZ)15-2010 热轧酸洗让步材	lemon2000 2016-12-26	02360	biaozhuns 2016-12-26
WJ-1型真空检漏发泡剂通过部级鉴定	lemon2000 2016-12-26	02890	biaozhuns 2016-12-26

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其它行业标准今日: 0|主题: 864|排名: 25