《无损探伤》 关键词：环高测量；无线传感器网络；ZigBee芯片；测量节点；LabVIEW软件 [gap=1128]Key words: Piston ring measuring； Wireless sensor network；ZigBee chip；Sensor nodes；LabVIEW
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新型活塞环综合检测仪就是一种能同时测量梯形或楔形活塞环的环高与梯形角的综合测量仪。
New type piston ring synthetic measurement instrument is the instrument which can measure both the height and trapezoid Angle of the keystone piston ring and wedgy piston ring.
论文首先讲述了我国目前大部分工厂活塞环检测仪器的现状及传统的梯形角与环高的测量方法，分析了它们的特点和局限性。
The paper begins with the introduction of traditional methods to measure the trapezoid angle and the ring height, analyzes their characters and limits.
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