impolder การใช้

We impolder fuxin infrastructure information managing system based on the gis theory . this system has the following functions f digitizing map , editing map ; space querying ; space analyzing , arbitrary map output , section analyzing
Therefore , it is important to accelerate economic construction , and to maintain ecological balance , and sustainable development of arid , and semiarid areas in order to use and impolder groundwater resources in reason and phase
According to the situation of china , the generalization should follow these two steps : the first is test - product stage . the main task of first stage is to impolder high - equality and costly wood - frame - construction house , focusing in depth on the sufficent - ability consumers
Such methods as compounding retardants , compounding water - reducing agents ( which has various the extent of condensation ) , changing the ways of addition and retardarce method , are used to impolder new water - reducing agent and construction method to salve slump loss , but it can not work drastically