日本官员说，正是被释放的蒸汽包含的可燃氢气在接触到大气中的氧气后，导致了那次爆炸。
The venting process triggered the explosion when combustible hydrogen released by the steam mixed with oxygen in the air, officials said.
内置式柱塞定量阀是汽―水分离室整体的一部分，完全被蒸汽包围，从而避免了因热辐射造成的冷凝。
The internal plug-type metering valve is an integral part of the steam separator and is completely steam-jacketed to prevent condensation through radiation.
由被控对象的逆对象组成的局部反馈回路可以有效地克服给水扰动以及汽包水位的另一主要扰动——蒸汽流量的扰动。
Local feedback loop containing inverse model of controlled object is able to cancel feedwater disturbance and another important one, disturbance from steam flow.
工业锅炉汽包水位是确保锅炉安全生产和提供优质蒸汽的重要参数。
Boiler is to ensure the safe production and delivery of high quality steam important parameters.
锅炉控制系统可以分为汽包水位控制系统、蒸汽压力控制系统、炉膛负压控制系统和燃烧经济控制系统。
Boiler control system is composed of drum water level control system, stem pressure control system, hearth negative pressure control system and combustion economical control system.
模型中各系数与运行工况有关，可根据当前的汽包压力、锅炉物理结构数据及水蒸汽性质得到。
The parameters of the model can be obtained from the pressure in the drum, the physical dimensions and characteristics of the boiler and the steam and water parameters table.
锅炉是生产蒸汽的设备，保持锅炉汽包内的水位在一定范围内是非常重要的。
Boiler is an equipment of produce steam, to keep the water level of the boiler drum within a certain range is very important.
在蒸汽蓄热器设计中，对于其放热过程中蒸汽带水的问题，以往人们都是沿用锅炉汽包的内部规律来进行分析的。
In the design of steam-accumulators, the quality of the released steam is analysed by means of the internal rule of boiler drums.
汽包水位过高，会严重影响锅炉的正常工作，水沸腾过程中会使蒸汽带着水溢出，造成生产过程中的危险；
Drum can seriously affect the boiler works, water boiling will make the steam with water overflow, resulting in the production process;
汽包水位过高，会严重影响锅炉的正常工作，水沸腾过程中会使蒸汽带着水溢出，造成生产过程中的危险；
Drum can seriously affect the boiler works, water boiling will make the steam with water overflow, resulting in the production process;
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