这两种化学物质在一定的温度下相互作用。
These two chemicals interact with each other at a certain temperature.
在一定的温度、空速和压力的范围内，考察了催化剂的烷基化性能。
The catalyst alkylation performance was studied under different temperature, space velocity and pressure.
在一定的真空度下，金属的蒸发速率随着温度的升高而增大。
The rate of metal evaporation increases with increase of temperature under vacuum.
在一定冲击、震动、较高温度或有灰尘等恶劣的环境下也能正常工作。
It can work under certain shock, vibrating, high temperature or dusty environment.
中温沥青经过在一定的压力和温度下进行闪蒸获得。
It is obtained by distilling soft pitch in flash column under certain pressure and temperature.
在启动过程中掺入化学剂的温度对油井生产有一定的影响。
A certain injecting temperature is necessary at the beginning of injecting the chemical agent m.
在启动过程中掺入化学剂的温度对油井生产有一定的影响。
A certain injecting temperature is necessary at the beginning of injecting the chemical agent m.
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