[機(jī)械工程 照明 加熱] 彈簧加載稱錘鉤環(huán) lamp pendant: 燈垂飾pendant lamp: 吊燈; 掛燈; 旒旗燈manually operated counterweight lift: 手動(dòng)平衡重升降機(jī)pendant lighting fitting: 吊燈lighting lamp: 照悶下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯