life-saving suit
常見(jiàn)例句
- They suit north and south water system respectively, and are good to be popularized and applied with water-saving, environmental protection and a longer equipment life.
介紹了這些水処理劑在節(jié)水、環(huán)保、延長(zhǎng)設(shè)備使用方麪的作用和價(jià)值。 返回 life-saving suit