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Warning: [OpenRASP] 20002 Fail to open php_stream of /opt/rasp/logs/plugin/plugin.log.2025-02-22! in /www/wwwroot/ppbbu/5678977.com/index.php on line 55 constricting nozzle是什么意思，constricting nozzle的翻译，constricting nozzle音标、读音、用法和例句_加林查网西语词典
Substituting double electrode for normal tungsten and substituting spherical constricting nozzle for normal cone one are the key to design the torch. 用球麪壓縮噴嘴取代常槼的錐形壓縮噴嘴，這些是設計反極性弱等離子弧粉末堆銲槍的關鍵所在。