[網(wǎng)絡(luò)] 彈簧溢流閥 spring-loaded overflow valve: 彈簧溢流閥automatic spring loaded valve: 自動(dòng)彈簧閥spring and lever loaded valve: 彈簧平衡閥spring loaded check valve: 彈簧止回閥spring loaded needle valve: 彈簧加載式針閥下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯