tunnel opening的意思|示意

A host of problems may delay the opening of the Channel Tunnel.

可能推迟英吉利海峡隧道开通的问题一大筐。

Low-speed wind tunnel opening of the main components of gas-collecting devices, cellular devices, tangled net, fairing and cascade-type deflector, such as anti-twisting.

开口低速风洞的主要组成部分包括集气装置、蜂窝器、紊流网、整流罩和叶栅型反扭导流片等。

The hole in the working gate in the export of tunnel usually decorate, working gate often moving water requirements of opening and closing, often in static water maintenance gate opening and closing.

有压洞的工作闸门通常布置在隧洞的出口，工作闸门要求常在动水中启闭，检修闸门常在静水中启闭。