常見例句雙語(yǔ)例句Building walls, firewall, fire doors and elevator hoistway fire and noise reduction.建筑隔墻、防火墻、防火門和電梯井的防火和降噪。The first step is to close all vents and openings at the top of the hoistway to prevent water from entering the elevator shaft.第一步是關(guān)緊電梯井道上方所有的排氣口以及出口,防止水進(jìn)入電梯井道。It solves the problem of steel beam position to be through and local design of such structures as elevator hoistway or stair tunnel and one-column-multi-pile design and construction.電梯井道或樓梯洞口等位置由于無(wú)法合理傳遞水平力所需做的結(jié)構(gòu)局部補(bǔ)缺設(shè)計(jì);一柱多樁的設(shè)計(jì)和施工方法; 返回 elevator hoistway