• 准均质充量压缩点火燃烧(QHCCI)方式占总燃料多数的预混合燃料以稀薄燃烧完成,故可能有很低的排放,尤其是碳烟和氮氧化物。

    Quasi homogeneous charge compression ignition (QHCCI) combustion may be with low emissions, especially for soot and NO_X, according as the most fuel which is pre-mixed is lean burnt.

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  • 研究结果表明:均质充量压缩着火发动机的最佳工作范围与发动机转速混合气过量空气系数和负荷有密切的关系;

    The results show that the best operating region of HCCI engine is related to the engine load, speed, and the mixture excess air ratio.

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  • 试验研究了压缩比为10 7的二甲醚均质充量压缩点燃燃烧发动机的排放特性。

    The emission characteristics of a DME fueled HCCI engine with compression ratio of 10.7 was studied experimentally.

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  • 结果表明,模样汽化潜热与发气性均严重影响铝合金液的充型速度及间隙压力。

    The results show that both gas-forming property and decomposition latent heat of the polystyrene material influence the metal flow velocity and the gaseous pressure of the gap significantly.

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  • 生产的产品均具备完善的过充,过放,过温,过流,过压保护功能,性能稳定,安全可靠。

    Products all have sound overcharge, over discharge, over-temperature, over current, over voltage protection functions such as stable performance, safe and reliable.

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  • 在往复式发动机中,除了火花点燃式燃烧和柴油压燃燃烧的运转方式外还有第3种运转方式,即均质充量压燃燃烧(HCCI)。

    Ignited modes of reciprocating internal combustion engine addition to the spark-ignited and compression engine operation, a third option exists that is Homogeneous Charge compression Ignition (HCCI).

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  • 结果与结论:胎盘间充质干细胞、骨髓间充质干细胞均成贴壁生长、形态均一的成纤维样细胞梭形外观,但后者体积略小。

    RESULTS AND CONCLUSION:PMSCs and BMSCs had the adherent growth ability, morphology of fibroblast-like cells and spindle-shaped appearance, but the latter had the slightly smaller size.

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  • 结果与结论:胎盘间充质干细胞、骨髓间充质干细胞均成贴壁生长、形态均一的成纤维样细胞梭形外观,但后者体积略小。

    RESULTS AND CONCLUSION:PMSCs and BMSCs had the adherent growth ability, morphology of fibroblast-like cells and spindle-shaped appearance, but the latter had the slightly smaller size.

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