Clearly aqueous preservative systems must possess a fixation mechanism.显然,水溶性防腐剂必须有固定的历程.Continental production and flower pots, cisterns, nursery toys, chemical preservative products.兼产欧式花盆 、 水箱 、 幼儿园玩具 、 化工防腐产品.TITAN :...
Salt is a preservative for meat.盐是肉类的防腐剂.Every piece of timber was planed, cut to size and stained with cedar preservative.每根木材都被刨平了，切割成一定尺寸，并涂上了雪松防腐剂。Clearly aqueous preservative systems must possess a fixation mechanis...