ceiling diffuser
常见例句
- Our main products are :ceiling diffusers , return air grilles, volume control dampers, duct fittings, fiexibie ducts etc.
公司主要产品有：天花板扩散器，回风格栅，阻尼器，管件，保温管道等。
www.cr-expo.com - The design air temperature differential between off coil conditions and room ambient temperature should be approximately 10C. (18F. ), depending on ceiling height and types of diffusers.
设计时注意，关掉风机盘管后的温度与室内的温度的温差应约为10度（华氏），同时应根据天花高度和出风口的类型来决定。
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