A reference material for calibrating and verifying the calorimeter of propellant explosion heat is composed of nitrocellulose(NC),nitroglycerine(NG),centralite and vaseline.
采硝化棉、硝化甘油、中
剂和
为火药爆
量计检
准物质的组成成分,通过生产工艺优化制备出该
准物质。
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He also hired scientists to create numerous new products from petroleum, ranging from paints to paraffin to anesthetics to vaseline—and they used gasoline for fuel in the production process, instead of letting it go to waste.
他还聘请科学家从石油中创造出许多新产品,从油漆到石蜡,从麻醉剂到凡士林,他们在生产过程中使用汽油作为燃料,而不是让它被浪费。