lo-proBNC²³⁶²¹³⁺¹ 例句 The Lo-Pro PDE provides a Class100 Unidirectional Flow portable downflow environment, pre- designed for product isolation and spot coverage over process equipment. 便携式空气清洁器提供了一个100级的单向流动的便携式下流环境，产品的预设计隔离检测和现场设备通过设备的处理而完成。 www.e-gtm.com.cn