The utility model is not affected by hot expansion and cold contraction, and has a long service life.

本实用新型不受热胀冷缩的影响，使用寿命长。

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The furnace, U-beam separator, and superheater enclosures are constructed entirely of top-supported, gas-tight, all-welded membraned tube walls which do not require hot expansion joints.

炉膛、U型钢分离器，以及过热器的外壳由顶部支撑、气密、全焊接的膜式管墙构成，因此不需要膨胀节。

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But during its expansion Starbucks installed automatic espresso machines, rather than hand-pulled ones, added drive-through Windows for motorists and started to sell hot food, mugs and even CDs.

但是，随着星巴克的扩张，店内配置了自动咖啡压缩机，取代手摇式压缩机，为汽车族新添了外卖窗口，并且开始销售热食，杯子，甚至是CD唱片。

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So the expansion against lower pressure draws less heat from the hot reservoir right.

所以压强较低时的膨胀,从高温热源吸收的热量更少。

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And with unemployment at record lows and the economy enjoying its longest post-war expansion, poverty and labour rights are not the hot issues they once were.

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" The sleek brushed aluminum front panel peels back to reveal a vast interior with room for ten expansion slots, up to nine hard drives or SSD with three hot-swap mounts, four 5.25" optical drive bays, and both 2x USB 3.0 ports and 4x USB 2.0 ports for maximum expandability.

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Drobo BeyondRAID, which provides thin provisioning, instant expansion, mixed drive size flexibilty, automatic protection levels, dual-disk redundancy, virtual hot spare, and drive reordering.

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