Warning: file_put_contents(): Only 0 of 4924 bytes written, possibly out of free disk space in /www/wwwroot/ppbbu/cp667.com/index.php on line 55 unscrewing例句_unscrewing英汉例句_unscrewing双解例句_淳朴汉英词典
The built-in filter of a solenoid valve can be cleaned without dismantling its sleeve, but simply unscrewing its nut to pull out the plastic filtering plate. 本電磁閥自帶的過濾器無需拆卸琯子即可非常方便的清洗，衹需用手擰下螺帽，拔除塑料濾片即可清洗。