depression belt是什么意思

网络释义

用法例句

The improvement adopts a kind of new hetero-type refractory material with low stomata as inner lining of the chlorination chamber through analysis and many experiments,replaces the bottom of the .

针对自行研制的氯化器在试生产过程中暴露出的诸多问题,如氯化室熔体渗漏,氯化室内衬耐火材料使用寿命短,导电电极易坏,斜插通氯管出现堵塞,澄清室积渣等,通过分析及多次试验,采用了一种异型、低气孔新材质的耐火材料作为氯化室内衬材料,通过对导电电极、斜插通氯管的结构优化,大胆将氯化室和澄清室底部改用石墨块,较长时期的试生产运行证明,新型炉子的研制是成功的。

Pollution flashover performance of insulators at low air pressure;

低气压条件下绝缘子污闪特性的研究

Discusses several issues to be considered with care,namely the impact of low air pressure environment on the HVAC system,design considerations of electric heaters,and the integration of fresh air supply and oxygen supply systems.

探讨了青藏铁路客车暖通空调设计中须考虑的低气压环境对列车空调系统的影响,列车电加热器设计时的注意事项,以及新风系统与供氧系统的集成等问题。

In view of the climate features in highland district, analysis is made on such aspects as how to overcome the effect of low air pressure, improve the heat insulation performance, eliminate damage of ultraviolet radiation and resist damage of sand and stone by the windows for highland trains, and the tentative plan for improvement is put forward.

针对高原地区的气候特点,对高原列车用车窗如何克服低气压影响、提高车窗隔热性能、消除紫外线辐射及抵御沙石破坏等方面作了分析,并提出了改进设想。

An experimental method of microwave radition on animals in hypergravity and low atmospheric pressure enviornment;

超重和低气压环境下动物微波辐射的实验方法研究

Firstly this paper analyzes how the environment of low temperature and low atmospheric pressure affect the brake system in Qinghai-Tibet Railway from the theories.

从理论上分析了青藏铁路低温、低气压的环境对制动系统的影响,并以试验数据验证理论分析的正确性,为青藏铁路制动系统的安全运用提供参考。