| 释义 |
Fillet gas mask
基本例句
头带式面罩
Comparing on the Performance of Helmet-type Face Mask and Fillet Gas Mask头盔式面罩和头带式面罩主要性能的比较研究
Comparing performance of Helmet -type face mask andFillet gas mask,the former has the following features;头盔式面罩和头带式面罩性能的比较:头盔式面罩具有佩戴容易、气密性好、工艺简单,但舒适性差、视野不如头带式面罩好等特点; |