The property and characteristics of several kinds of pressurization equipment in the pressurization and lustration procedure of acetylene were compared.阐述并比较了几种加压设备在乙炔加压清净过程中的性能和特点。
It is an ever-new green environmental product and it is also a kind of zoology lustration.木塑复合材料的生产和使用，不会向周围环境散发危害人类健康的挥发物，材料本身还可回收利用，是一种全新的绿色环保产品，也是一种生态洁净的复合材料。
