1) up-return down-supply
下送上回
1.
A ventilation method of up-supply down-return and up-return down-supply interconversion was presented in this article to meet the requirement of air conditioning in wide space.
提出了一种以上送下回及下送上回互换来满足大空间空调所需的特点的送回风方式。
2) up-supply down-return
上送下回
1.
A ventilation method of up-supply down-return and up-return down-supply interconversion was presented in this article to meet the requirement of air conditioning in wide space.
提出了一种以上送下回及下送上回互换来满足大空间空调所需的特点的送回风方式。
3) up-supply and down-discharge
上送下排
1.
To compare the effects of contamination control between up-supply and up-discharge and up-supply and down-discharge,carries out a microbe aerosol dispensing experiment in a biosafety model laboratory.
为了比较上送上排和上送下排气流组织形式的优劣,在生物安全模型实验室内进行了微生物气溶胶的发菌实验,对两种气流组织形式下室内工作区微生物气溶胶的浓度场和实验室自净时间进行了研究。
4) upper and lower feed
上下送料
5) underside feed and upside return
下供上回
1.
By the comparison of several popular heating systems in the high-rise building,a practical and economic system is proposed in this paper,namely the underside feed and upside return heating system with integrated single pipe and double pipe.
通过对几种常见的高层建筑供暖系统形式的比较 ,提出了一种实用而又经济的高层建筑供暖形式 ,即单双管混合下供上回式供暖系统 ,并通过一个工程实例对该系统进行说
6) upside feed and underside return flow
上供下回
1.
It is called upside feed and underside return flow vertical double riser pipe system.
提出一种新型高层建筑供暖系统形式 ,即上供下回垂直双立管供暖系统 ,这种系统形式简单 ,安装方便 ,避免了双管系统在楼层数过多时出现的严重的竖向失调现象 ,通过工程实例证明该系统供暖效果很
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