常见例句双语例句It possess not only the advantage of regular needle-spun felt but also the filtering of much better acid&alkaline than polyester.它不仅具有普通针刺毡的一些优点，还具有比涤纶更加优异的耐酸、耐碱特点的一种滤料。bmdetjqip.mc.hooshong.com 返回 polyester needle-felt