按照模糊方法，以梯形形式建立隶属函数。
The trapezoid membership function is constructed by fuzzy method.
我们制备了一种以梯形聚倍半硅氧烷为基材的新型液晶光致定向膜。
This paper deals with photo-orientation behavior of a novel photo-alignment film based on the ladder-like polysiloxane containing side-on fixed combined photosensitive groups.
以梯形屋架为例，介绍了钢管屋架的特点和设计方法以及在设计时应注意的问题，供设计人员参考。
Based on trapezoid truss, this parer introduces the features and the design methods of steel tube truss, as well as some matters need to attend in the design, Which may be a reference for designers.
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