Warning: file_put_contents(/www/wwwroot/ppbbu/cp667.com/cache/cf55d223df46650c75ca6f42537c543b.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/cp667.com/index.php on line 55 blowdown pipe例句_blowdown pipe英汉例句_blowdown pipe双解例句_淳朴汉英词典
Centred on thermal radiation, noise and diffusion, the basic design principle and method of gas blowdown sound pipe are described in derail. 圍繞熱輻射、噪聲和擴散詳述了天然氣放空立琯的基本設計原則和方法。