The material of journal bearing is synthetic glass.

实验中轴承材料为有机玻璃。

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Compared to the hard glass replacing the synthetic glass or rigid glass can also lower the frequency of monitoring but the impact of the material ageing shall be taken into consideration.

相对与硬质玻璃，更换有机玻璃或硬质塑料也可以降低监控频率，但需考虑材质老化带来的影响。

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Environmental protection dust removal equipment is a synthetic material, natural fiber or glass fiber woven cloth or felt.

环保除尘设备的滤料即是合成纤维、天然纤维或玻璃纤维织成的布或毡。

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Instead, out comes a synthetic gaseous fuel and a lump of shiny rock, not unlike volcanic glass, with toxins locked up inside in relative safety.

WSJ: Grappling With a Garbage Glut

Much work is left to get the proteins producing the kind of silicon or titanium dioxides that could run a computer or power your house, but the dream is to have synthetic creations that organically produce what would normally need a mining expedition -- imagine something akin to the glass-like Venus' Flower Basket sponge (pictured above) sitting in an Intel factory.

ENGADGET: UCSB engineers proteins that make silicon, leads hipsters to insist on organically-grown computers