鄭興愉
氣動卡箍式快裝衛(wèi)生球閥
PNEUMATIC BUCKLE TYPE PACKAGED SANITARY BALL VALVE
技術(shù)規(guī)范 Technical specification
| 設(shè)計(jì)依據(jù) Design reference | GB標(biāo)準(zhǔn) |
| 設(shè)計(jì)標(biāo)準(zhǔn) | GB/12237 |
| 試驗(yàn)和檢驗(yàn) | JB/T9002 |









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