- active furnace area
- 炉膛: stove chamber
- 有效: effective; valid; efficaciou ...
- 面积: area
- 有效面积: active area; available area; capture area; clear area; clear opening; effective area; operating area; presented area; significant surface; strand area; useful area; valid surface
- 瓣膜有效面积: effective valve area
下载手机词典可随时随地查词查翻译