The metal safety shield is connected to ground.

将该金属安全屏蔽接地。

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Automatic shows error, safety shield; safety switch.

自动显示故障报警，安全防护门，安全开关。

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If a triaxial vacuum feedthrough is unavailable, a metal safety shield should be built around the isolated BNC connection (Figure 4-18).

如果无法找到三同轴的真空接头，那么可以在绝缘的BNC连接处构建金属安全屏蔽(图4 - 18)。

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Mr. Peitersen, running an office with 36 creative staffers, said he has learned to appreciate go-getters, especially in a place like Denmark, where a social safety net and generous unemployment benefits shield many young people from the harsh realities of business.

WSJ: Danish Job-Seekers Sit in Storefront Window to Find Work, Draw Employers' Attention