[電學] 放電管部件的支承方法 supporting part: 承重部件; 承重件discharge tube: 排出管放電管閘流管; 噴粉管; 卸料管part two:finance supporting documents: 經濟能力證明文件bony part of auditory tube: 咽鼓管骨部bony part of audtory tube: 咽鼓管骨部下載手機詞典可隨時隨地查詞查翻譯