The technological experiment of reclaimed resin bounded sand produced through dryreclamation is made, the way of which is standard.
对干法再生出来的树脂再生砂进行制芯的工艺实验,实验标准按照生产上的要求来实行。
2
Xixia period weather is cold and dry, people take on deforestation, land reclamation and destruction of vegetation appeared.
西夏时期气候寒冷、干燥,人们砍伐森林,开垦土地,境内植被有所破坏。
3
Reduction of sulfur emission can be achieved via strengthening the desulfurization efficiency of the refining dry gas and LPG and increasing the sulfur reclamation of the sulfur recovery unit.