Cov roj hmab hoses muaj xws li dej hoses, dej kub thiab chav hoses, dej haus thiab zaub mov hoses, cua hoses, vuam hoses, qhov cua hoses, khoom suction hoses, roj hoses, tshuaj hoses, thiab lwm yam. 1. Dej xa hoses yog siv rau irrigation, ua teb. , kev tsim kho, tua hluav taws, khoom siv thiab ...
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