The cost of lubrication pump once is about 150-300 yuan, which varies according to different places. However, with the rise of oil prices, even if you prepare the lubrication pump mortar yourself, you still have to use a car to the construction site, which is invisible. Among them, the fuel consumption of the car is increased. The cost of fuel consumption may not seem to matter at one time, but it is still a large expense when you calculate it over the course of a year. </p
微信扫一扫打赏
