ducts design是什么意思

用法例句

Analysis and determination of noise sources for mine ventilation equipment base on wavelet transform;

基于小波变换的矿井通风设备噪音源分析与确定

Challenges to ventilation field in China;

我国通风领域面临的挑战

Design of Ventilation System in Compressor Plant;

压缩机厂房通风系统设计

Some points in commissioning of ventilating and air conditioning systems;

通风与空调工程系统调试技术要点

Air conditioning and ventilating system design for a terylene-fiber building;

某涤纶短纤维生产装置的空调通风设计

Temperature and Humidity Automatic Monitoring and Ventilating System in Storehouse;

仓库自动通风及温、湿度监测系统

Design and operational effect of time/temperature-based aeration control system for aerobic composting;

基于温度-时间的好氧堆肥通风控制系统的设计与运行效果

Swine manure composting with straw, was operated with mechanical aeration and artificial turning and conducted at low air temperature.

研究机械强制通风、人工翻堆以及低温对猪粪堆肥的影响。

According to the construction ventilation in Yunding high gas tunnel,the author introduced the aeration method,the ventilation calculation and the fan selection,which provided the reference to construction ventilation in the same gas tunnel.

通过云顶高瓦斯隧道施工通风,详细介绍了瓦斯隧道通风方案、通风计算、风机的选型,以完善高瓦斯隧道的通风设计,保证高瓦斯隧道的施工安全,对类似瓦斯隧道施工通风具有借鉴作用。