using hemihydrate gypsum as main raw materials and frothing by gum rosin composite vesicant to produce gypsum heat preserving material.
以建筑石膏为原料,采用松香类复合发泡剂发泡制成石膏保温材料。
the influence of some raw materials such as polyester the uniformity vesicant foams and catalysts to the preparation of rigid polyurethanes foam is also discussed.
探讨了聚酯多元醇、泡沫稳定剂、发泡剂及催化剂等原料对硬质聚氨酯泡沫塑料制备的影响。
shore c durometer use for testing the hardness of materials which includes vesicant materials.
c型邵氏橡胶硬度计适用于测定含有发泡剂制成的微孔材料的硬度。
vesicant agent is a kind of poison includes mustard gas, nitrogen mustard, luis gas, which can make one「s skin vesicant or even whole body poisoned.
糜烂性毒剂是一种以皮肤糜烂为主兼有全身中毒为特点的毒剂。
it slathers cement, flyash, vesicant and other unprocessed materials. it is mass produced clean and high efficiently by our company」s automatic equipments.
大量使用水泥、粉煤灰、发泡剂等原材料,通过本公司研发的全自动设备实现高效、清洁、大规模生产。
adc vesicant wastewater contains high concentration of nh_3-n.
adc发泡剂废水是一种高浓度氨氮废水。
the discovered history, physical and chemical properties, toxic mechanism, curing method of vesicant agent were introduced;
文章介绍了芥子气、氮芥和路易氏气等糜烂性毒剂的发现历史、理化性质、中毒机理、救治方法;
through the researches for either local or abroad vesicant stuff, the main characteristics for all kinds of vesicant stuff are gotten and filtered for the right albumen vesicant.
通过对国内外发泡材料的系统调研,明确了各类发泡材料的特点,筛选出了合适的蛋白类发泡剂。
the application of the natural organic acid to the vesicant and thickener in the cosmetic industry is studied.