relief gate 中文意思是什麼
relief gate
解釋
放水閘門-
The main work is done with the help of model experiment. in the flood - relief experiment, the flood carrying capacity of spillway tunnel is checked. in the hydraulic experiment of the diversion power conduit system, the followings are studied : the flow condition and fluctuation in the surge chamber, the distribution of flow velocity before the rack in the surge shaft, the amplitude of stage in the quick gate bay etc. the test step, content and results of different proposals are introduced in details
本項優化試驗研究的目的主要在於，通過泄洪系統整體水力學試驗，校核泄洪洞的泄流能力；通過發電引水系統整體水力學試驗，研究調壓井內水流流態和水位波動情況、調壓井內攔污柵前流速分佈情況；確定快速閘門井內水位波動幅度；試驗確定壓力管道水擊壓力穿井系數以及泄洪洞弧形門處的水壓力。 -
The stone slab in front of the gate bears a carving in relief of two dragons playing with a pearl, a symbol of imperial authority
雲石刻有二戲珠浮雕為皇家尊嚴的象徵，又是諭旨和敕令的標志。 -
418 this is a gate valve ( check valve, butterfly valve, cut - off valve, magnetic valve, remote valve, relief valve, throttle valve, cock )
這是一個閘閥（止回閥、蝶閥、切斷閥、電磁閥、遙控閥、安全閥、節流閥、旋塞） 。 -
And though she looked dubiously at the house - front as if inclined to return, it was with a breath of relief that she closed the gate
盡管她心有不甘地盯著房子的前面，彷彿要回去似的，但還是把柵欄門關上了，這時才鬆了一口氣。
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