two-prong test 双重证明标准
two-prong claw hook 双叉爪钩
type-B two-prong tester B型双叉探测器
Two Prong Plug 设备端连接器
Two-prong Socket 二眼插座
Not all plugs are three pronged and some tools have only a two prong plug.
并非所有的插头都有三个插脚，某些工具的插头只有两个插脚。
While no two cell phones can use the same charger, carmakers have agreed on the basic design of a common five-prong plug for use across the industry.
虽然没有任何两部手机可以使用相同的充电器，但汽车制造商们却出炉了一个业内通用五项插头的设计方案。
You can easily see if this is being done because there are two cables coming out of the sensor, one with a typical two-prong temperature lead, and the other going into a transducer cylinder.
你可以很容易看到这种方法的测量过程，因为有两根电线从传感器中引出，一根是一个典型的两脚温度引线，另一根引线引入到外罩内。
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