当热管起动运行的一瞬间，加热段与绝热段温度出现一不变的温度段，冷凝段出现一大幅度的温度跳跃。
At the instant when heat pipe begins running, the evaporator and adiabatic section temperature have an unchanged region, while condenser temperature increases greatly.
采用的固定床绝热反应器和多段反应、段间冷却的工艺是可行的。
It is also feasible to adopt the adiabatic fixed-bed reactor and the techniques of multistage reactions and interstage cooling.
分析了喷管收敛段绝热层及喉衬的局部烧蚀问题；
The local ablation of thermal insulation barrier in nozzle convergence region and of throat insert is analysed.
在总结这些不足的基础上，开发了JR型多段绝热—间接换热式氨合成塔内件。
On the basis of summing up these deficiencies, the Type JR ammonia converter internals of multi stage adiabatic indirect heat exchange mode have been developed.
计算结果表明，负压操作的多段径向绝热反应器所获收益最高。
The calculated results indicate that the highest profit can be gained from a multi-stage adiabatic reactor with radial flow operated under vacuum.
多段绝热反应器在反应过程中需维持温度在最佳温度附近操作。
Multistage insulation reactor in reaction must maintain temperature at aboutoptimum temperature.
认为在各种内部极限中声速极限容易发生，而发生的地区在上升绝热管入口段。
It is concluded that among various inner limits the presence of sonic limit is...
认为在各种内部极限中声速极限容易发生，而发生的地区在上升绝热管入口段。
It is concluded that among various inner limits the presence of sonic limit is...
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