两级过滤 meaning in Chinese

two-stage filtration

Advantages : filter the impurities and gel grains from the melt ; improve the product quality , and elongate the replacement duration of the spinning components
系统优势：熔体经两级过滤，能更有效的去除聚合物中的杂质和凝胶粒子，提高产品品质，最大限度的延长纺丝组件的更换周期。
As the investment cost , the purifying effect and the operational convenience of gas - purifying system is the key to affect the application and popularity of stalk gasification system , the paper independently designs a two - grade filtrating gas - purifying equipment for saving the investment cost , improving the operational convenience and using the rich farming residual of the local countryside as scavenger
因为气化气净化系统的投资成本、净化效果和操作的方便性是影响秸秆气化系统应用和推广的关键因素,所以,为了节约投资成本,便于操作,且能因地制宜利用农村丰富的农业剩余物充当净化剂,本文自主设计出两级过滤的秸秆气化气净化装置。