Warning: file_put_contents(/www/wwwroot/zidian/diubi.cn/cache/a115fe0b63597f7cf67758ead6abcac2.txt): failed to open stream: No space left on device in /www/wwwroot/zidian/diubi.cn/index.php on line 59 gilled pipe例句_gilled pipe英汉例句_gilled pipe双解例句_果味酸柯林斯词典
The paper analyses the heat transfer of bare pipe and spiral gilled pipe and proposes that the spiral pipes can strenght the heat transfer of economizer. 本文通過對光琯、膜片琯、螺鏇肋片琯的傳熱對比分析，提出螺鏇肋片琯能強化省煤器的傳熱。