This invention provides a way to produce materials for the shed skeleton in farming. 1) Weigh up 100 units chloridize magnesium, then put into vessel, add 60 to 80 units water churn up equality form solution. 2) Based on the first step, weight up magnesia about 80 to 110 percent of the solution, put into the liquor and then churn up equality. 3) Based on the second step, put some additive weighted about 8 to 12 percent of the solution, and then churn up equality.

基于1个网页-相关网页