“drain water seal”的概念、定义、翻译、参考文献-科学参考

单词	drain water seal
释义	drain water seal Encyclopedia 工学实验排水系统释 drain water seal排水水封设在卫生器具排水口下抵抗排水管内气压差变化，防止排水管道系统中气体窜入室内的一定高度的水柱。
随便看	North America plate north america red fox Northampton North and Central American hydropower resources Northanger Abbey North Asia North Asia race North Atlantic currents North Atlantic Deep Water North Atlantic Oscillation North Atlantic Ridge North Atlantic Treaty North Atlantic Treaty Organization northbound node northbridge North Briton North Burma Battle North by Northwest North Capital Taiyuan North Carolina State North Cascades National Park North Caucasus Federal District north celestial pole north China North China Autonomy Movement

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