Warning: file_put_contents(): Only 0 of 4837 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/totle.com.cn/index.php on line 55 venturi tube例句_venturi tube英汉例句_venturi tube双解例句_乐豆毛深蓝词典
Venturi tubes may be considered instead of orifice plates when physical space is limited for required meter run lengths. 当仪表导压管长度实际空间受到限制的时候，可以考虑用文丘里管代替孔板。