Linking method: Connect the electric needle instrument of plus or minus pole respectively on the needle handle, and exchange poles every time.

连接方法：将电针仪的正负极分别接在针柄上，每次将正负极交换连接。

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Fixed, and then branch and the main pole corresponding to the connector to connect the power cord can be inserted, sturdy and convenient.

固定，再将枝条和主杆上相对应的电源线插接头连接即可，坚固便捷。

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Note that two two-pole relays are used to connect each diode to the Model 2400.

注意，使用了两组双刀继电器将每个二极管连接到2400。

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The bear he says brings that message home. "It gives people an opportunity to connect with literally the processes that are going on up on the sea ice of the Arctic Ocean around the North Pole which is melting,"

VOA: standard.2009.12.13

The revised cabling setup allows 3.5mm cables to plug directly into the headsets, making for easier replacements and swapping (previous versions had you connect to a short cable hung from the earcup, with a dual-pole connector).

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