One is the miniaturization of packaging. With the continuous expansion of chemical fertilizer production capacity in recent years , farmers have changed their habit of pre-storing fertilizers, and they have become more and more expensive to buy. However, at present, the fertilizer packaging is mainly based on the standard of 25 kg and 50 kg. It is not convenient for farmers to purchase a small amount of fertilizer . The fertilizer enterprises should strive to meet the needs of farmers for a small amount of fertilizer purchase on the packaging . The second is the diversification of demand. Farmers use fertilizer nitrogen becomes accustomed to from previous dependence on N, P, K and trace elements fertilizer attention, balanced use of various compounding fertilizer, especially in recent years to adjust planting structure, scientific farming farmers growing importance of various The use of fertilizers is becoming more and more popular , and the demand for special fertilizers is increasing. The third is the comprehensive service. After-sales service is no longer limited to the previous correction of the quantity, the replacement of the quality of the package , but also reflected in the guidance of fertilization methods and the satisfaction of special fertilizer demand . Fourth, the fertilizer is harmless. Nowadays , green agriculture is becoming more and more popular , and there are fewer fertilizers used in agricultural production . There is a huge demand space in rural areas for human and animal feces and urine fermentation catalysts.
Overshot go into the heart of the drill pipe, the slider move up, make the tube socket head can be inserted into the center, when on the slider move up tight, using friction lift drill, remove loose again after the slider, by means of the connection string to slide along the block should tighten, set aside the center pipe, but in front of the salvage must first determine the bit in the bottom of the hole position, can be in a thin plate with bolts tight end of drill pipe, Drop the drill pipe to the bottom of the hole and press it on the drill bit. After waiting for a moment, it is proposed that the relative position of the drill bit at the bottom of the hole and the center of the rotary plate of the drill can be determined by observing the indentation left by the center pipe of the drill bit on the board, and then move the drill or rotary plate so that the center of the rotary plate is directly in front of the center pipe of the injured head, so as to ensure that the fishing device can be inserted into the center pipe accurately.
Overshot Assembly,Fishing Tools,Overshot Assembly For Sale,Overshot Fishing Assembly wuxi shengmeirun trading co.,ltd. , https://www.wxsmrxz.com
Total 1 | <First <Prev 1 Next> Last> |
share to: