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1.The double-pole system can effectively reduce the noise level in the environment.
双极系统能有效降低环境中的噪音水平。
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2.In the double-pole system, the two poles are connected to each other through a switch.
在双极系统中，两个极通过开关相互连接。
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3.The double-pole system has been widely used in various industries due to its high efficiency and stability.
由于其高效率和稳定性，双极系统已被广泛应用于各种行业。