Coupling the acoustic emission probe with the specimen is the key link in the measurement of preexisting stress of the rock specimen by Kaiser effect.

以凯瑟效应测量岩石试样先存应力，声发射探头与试样的耦合是其重要环节。

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Quick change coupling nut and link set of Jane can quickly reset and change.

快换连接螺母和链接套简可以快速的复位和改变。

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Coupling is a coupling of locomotive and car parts, commonly used have a link bolt and rotary chain, large car adopts automatic coupling with both buffer action.

联接器是联接机车和矿车的部件，常用的有插销链环和回转链，大型矿车采用兼具缓冲器作用的自动车钩。

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Mr. Catsimatidis has since repeated the idea, coupling it with a proposal to link the emergency response system to global-positioning-system trackers that police would carry to improve response times.

WSJ: Mayoral Candidate Catsimatidis Doesn't Lack for Ideas