As a window of Wiseworld Asia Group in mainland, Ortho also acts as an agent importing industrial equipment, such as compressors, valves, pumps and so on.
昊图公司作为母公司华欣亚洲有限公司在大陆的窗口，还代理进口大型工业设备，如工业压缩机、阀、泵等。
Showing a group of guests around his collection, Burman takes out one of his prized valves.
带著访客参观他的收藏，玻门拿出一个珍贵的真空管。
By using the similarity metric, valves can be classified into groups. Contrasted parameters between products group and new product needs, information of similarity product will be found out.
通过对产品间相似性参数的研究可以将阀门产品分为若干产品组，通过对新产品设计任务的参数值与各组产品参数值的对比，就可以迅速得到相似产品的信息。
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