ZFS supports a variety of parity schemes based on the number of devices in the pool.

基于池中设备数量，ZFS支持各种不同的的奇偶校验方案。

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Several schemes of the reinforced concrete cross beams were adopted and compared in the bottom plane design of a top floor indoor swimming pool.

介绍了屋顶游泳池底板采用预应力斜交井字梁结构的方案设计。

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The taker mentality has thus ineluctably gravitated toward taking from a pool of citizens who can offer no resistance to such schemes: the unborn descendants of today's entitlement-seeking population.

WSJ: Are Entitlements Corrupting Us? Yes

Two of the schemes are securely linked to specific vehicles, but one is a "pool" scheme, providing a permit for any vehicle.

BBC: Cornwall Council to tighten parking scheme