Warning: file_put_contents(/www/wwwroot/ppbbu/80125.cn/cache/8b2aac9dd5a59817ca15c04d3ccd5a3e.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/80125.cn/index.php on line 58 hex nipple例句_hex nipple英汉例句_hex nipple双解例句_食材鋪反向词典
The hex nipple or connector housing design allows for ease in installation either as a check valve, vacuum breaker or low-pressure relief valve. 螺紋接套或封裝式連接使得閥門無論用作止廻閥、真空破壞器，還是用作低壓泄壓閥都更爲方便。 www.e-gtm.com.cn