干旱是制约吉林省粮食生产的主要因素．解决这一问题的根本途径是打井。而淘修淤堵的机井．则可使坏井变好井,死井交活井．是一项多快好省开发水源的措施。淘修淤堵的机井．首先要了解机井是什么时候打的、井多深、原来出水量多大、井管所用材料、淤堵的原因、淤堵程度、淤进了 Drought is the main factor restricting food production in Jilin Province. The fundamental way to solve this problem is to build wells. The Amoy silt blocking the wells. You can make a bad well better well, well well live well. It is a measure of how to develop water resources in more developed and better provinces. Amoy silt blocking the wells. First of all to understand when the machine hit the well, how deep well, the original amount of water, the well pipe materials used, silt blocking the reasons, congestion levels, silt into