SV77（GT-77）型Durgo安全阀或泄压阀可用于带有水和油的加压系统中。阀壳，螺纹接头和圆锥体采用耐脱锌黄铜制成，密封材料为氟化橡胶（FPM / FKM）或EPDM。杜高（Durgo）安全阀按照压力设备指令（PED 2014/68 / EU）分类为4类，并 ...

Valve is making Steam more accessible—literally. A new platform update now lets developers clearly tag which accessibility features their games support, and it helps players filter by those features ...

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Valve’s upgraded Steam Deck OLED, released late 2023, remains a top contender in 2025 thanks to its powerful AMD APU, enhanced battery life, and vibrant 7.4” OLED screen.

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