globe valve -- ASTM A-216 WCB,F6 trim,OS&Y,BB

globe valve -- ASTM A-216 WCB,F6 trim,OS&Y,BB globe non-return valve是什么阀门 valve globe parabolic t bb ansi b16.34 6900 single seat globe valve 的中文意思是什么? 请问什么是变送器?英文里用的阀门GLOBE VALVE .和BUTTERFLY VALVE 有什么区别? 化工图纸上GLOBE VALVE WCB/HF RF CL150 V化工图纸上GLOBE VALVE WCB/HF RF CL150 VSFA1B04是什么意思 Globe Valve是什么阀门? 如果是球心阀的话, Ball Valve又是什么? 内部结构有什么区别? GLOBE VALVE;S25C;13CrHF;BB OS&Y;SW;CL800 有关阀门的翻译,. Globe Valve,Flange End,Face to face ANSI B16.1 Face to face 指什么? valve GATE VALVE API600 BB-BG-OS&Y CL150 RF ASTM A216 WCB怎么翻译 ASTM 球阀的区别,ball valve 和globe valve作为球阀 这两种不同的名称 所代表的阀门有什么不同 BELLOWS SEAL GLOBE VALVE;SCPH2;13Cr;BB OS&Y;FLGD-RF;JIS 10K阀门方面的翻译,. VALVE BALL FB,WRENCH OP,BS-EN-17292,SW,SS,FORGED,ASTM A182 Gr.F316,TRIM AISI valve ball-flg-4in-ansi 150 astm a216-wcb full port -stem 316 ss 是什么阀门 weld globe valve that has attached to i need butt weld globe valve that has attached to hubsupplier will take a standard butt weld end valve and they will attach the hub ends that you specify by welding关于截止阀的 阀门翻译globe valve din cast steel 398flanged ends acc. to din pn10/16这两句中的din什么意思,感觉好像没意思就是个词气词一样