When the support arm is not in the socket, the gate element (126) provides a substantially flush surface with the front surface of the housing.

当支撑臂不在插座中时，闸门元件(126)提供与壳体的前表面基本齐平的表面。

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This standard does not cover requirements for flush mounting boxes: however, it covers only those requirements for surface-type mounting boxes which are necessary for the tests on the socket-outlet.

本标准不涉及暗装式安装盒的要求。它只包括插座试验所必须的明装式安装盒的要求。

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This standard does not cover requirements for flush mounting boxes: however, it covers only those requirements for surface-type mounting boxes which are necessary for the tests on the socket-outlet.

本标准不涉及暗装式安装盒的要求。它只包括插座试验所必须的明装式安装盒的要求。

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