随着科学技术的不断进步和市场需求,抽水机上原来使用的橡胶管已被淘汰,取而代之的是质优、价廉、重量轻的塑料螺旋管。新买的螺旋管口径与水泵接头尺寸非常接近,因此安接起来比较困难。许多用户用水烫、用火烤,但不得其法很难奏效。这里向农民朋友介绍一种绝好办法: 首先取来一只1公斤装盛农药用的空玻璃瓶,在瓶子上端涂上机油 With the continuous improvement of science and technology and market demand, the rubber hose originally used on the water pump has been eliminated, replaced by high quality, low cost and light weight plastic spiral pipe. The new purchase of spiral pipe diameter and the size of the pump connector is very close, so pick up more difficult. Many users of hot water, roasted with fire, but not the law is difficult to work. Here to farmers a good way to introduce friends: First, take a 1 kilogram of pesticide filled empty glass bottles, the top of the bottle coated with oil