压缩气体基本上是等温的，即压缩气体过程温度变化很小。
Compressed gas is isothermal, that is, the process of compressed gases very small temperature changes.
采用定点激光反射热循环方法，测量了硅基体上铜膜应力随温度的变化及等温松弛。
The stress variation with temperature and isothermal relaxation in copper films deposited onto silicon wafers are studied by fixed point laser reflection method.
在等温过程加载的条件下，实验得出岩石的红外辐射能量随压力变化显著变化的结果。
The result of experiment has shown that the infrared radiation energy of rock changes obviously with pressure change under the condition of isothermal process loading.
然后分析了碳钢在过冷等温时，相界面共格的固态相变过程中，相界面附近碳的扩散系数变化的情况；
The variation of the carbon diffusion coefficient at the vicinity of the phase boundary during the process of eutectic solid state phase transformation of the phase boundary was analyzed.
提出了一个新的化学反应热计算式，该计算式不仅能对非等温反应的反应热进行计算，而且还可克服应用基尔霍夫公式不能有相变化的限制；
A new formula to calculate reaction heat is put forward. It is suitable not only for isothermal reaction, there is no limitation of phase change.
试验分为水活性等温吸附曲线研究和霉变后品质变化规律研究两个部分。
Two trials were carried out to study the water activity adsorption isotherms and laws in quality change of four moulding feedstuffs.
利用凝析气藏等温衰竭过程中凝析油含量与随压力变化的数据确定出开采过程中储层内凝析油含量的分布特征。
Using the data of the condensate content change with pressure in constant-temperature, the distributive characterization is defined under producing.
用SEM和CO_2等温吸附技术考察了不同转化率下煤焦的孔结构形貌和比表面变化。
The surface variation and pore structure were observed and measured with SEM and GC CO2 absorption techniques.
然后，X射线光电子能谱（XPS）和H2 -程序还原（H2 -TPR）等温度进行了评估，在替代过程中的氧化还原性的变化。
Then, X-ray photoelectron spectra (XPS) and H2-temperature programmed reduction (H2-TPR) were conducted to evaluate the variation of redox properties during the substitution process.
研究了等温时效过程中试样长度的变化和低温预时效的影响。
The expansion behaviors during aging of the amorphous alloy were also studied.
锻坯硬度分布测试表明随着近等温锻造变形量的增大，均匀变形区域的硬度变化基本趋于均匀一致，且硬度平均值也在不断增高；
The hardness testing shows that hardness of uniform zone is tending to be uniformity and the average hardness is continuous to increase.
锻坯硬度分布测试表明随着近等温锻造变形量的增大，均匀变形区域的硬度变化基本趋于均匀一致，且硬度平均值也在不断增高；
The hardness testing shows that hardness of uniform zone is tending to be uniformity and the average hardness is continuous to increase.
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