Method Heavy oil is recovered by small direct-fired steam-gas generator through injecting mixed gas.
方法利用小型直燃式热采蒸汽—气体发生器注混合气体开采稠油。
At present the matching problems between the generator over frequency protection and turbine over speed protection exist commonly in coal-fired power units.
目前，火电机组普遍存在发电机过频保护与汽轮机超速保护之间的配合问题。
The necessity of flow regulation system in solid ramjet is presented, and the scheme of gas-fired flux adjustment about generator is analyzed.
阐述了固冲发动机燃气流量调节的必要性，对发生器燃气流量调节方案进行了评述。
The necessity of flow regulation system in solid ramjet is presented, and the scheme of gas-fired flux adjustment about generator is analyzed.
阐述了固冲发动机燃气流量调节的必要性，对发生器燃气流量调节方案进行了评述。
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