size of enclosure 观察箱大小
Simply size the surface area of the enclosure using the formula provided below to determine the size and quantity needed.
外壳表面结构简单，我们也有冷热恒温箱，控制要求的温度范围。
Simply build your enclosure to the desired height by adding standard size expansion collars between the base and the cover.
只需增加底座和阀盖之间的凸缘，就可以简单的调节到您理想的高度。
Under the limited size of the enclosure, the higher noise reduction is obtained in limited space, and good effectiveness is gained.
在箱体尺寸受限帛的条件下，利用有限的空间实现了较大的降噪量，取得了良好效果。
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