Open mouth - shaped float resists water attack 敞口形的浮子抗水击。
2.
Water attack line 灭火进攻水带线
3.
The firm inner parts structure has good abrasion resistance . it has water attack resistance and can bear very highdamaging force and last long 坚固的内件机构具有良好的耐磨性,可抗水击和承受极高的破坏力,使用寿命长。