seat for mounting tool of fuses放: release; set free; let go熔断: fusing丝: silk装卸: load and unload; dock; steve ...工具: tool; means; implement; appl ...下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:放熔断丝装卸工具的孔,即可在微信中查询翻译