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1·Two sets of analytical solutions of 1-d unsteady isentropic perfect gas flow with area change are given.

本文给出了两组一元变截面不定常可压缩完全气体等熵流的解析解。

2·At higher temperatures the equation of state becomes better and better approximated by the perfect gas law.

在更高的温度区内，状态方程越来越接近于“理想气体”定律。

3·The first-time smartphone buyer is a bit of a mythical creature, like a perfect gas in physics, or a unicorn or jackalope.

“首次购买智能机的用户”是一个有点神秘的东西，就像物理学中的理想气体、或是一头独角兽或鹿角兔。

4·The pressure in a perfect gas, being directly proportional to the kinetic energy of the molecules, has a lower bound of zero.

理想气体的压力与分子的动能成正比，它的下限为零。

5·The state function, entropy, is introduced by the means of a perfect gas behavior, and the second law of thermodynamics is demonstrated based on the first law.

本文以理想气体的行为为手段引出熵函数，并以热力学第一定律为基础，论证了熵增大原理。

6·The Cauchy problem of Euler equations with degenerate linear damping for a perfect gas is studied in this paper, while the initial gas lies in a compact domain.

本文研究了理想气体的带线性退化阻尼项的可压缩欧拉方程组的真空初值问题。

7·Dissociation and ionization of air bring on lower drag coefficients of the orbiter than that obtained from perfect gas model, while the location of pressure center moves forward.

空气的离解和电离导致轨道器的阻力系数比完全气体计算值低，压心位置前移。

8·Using microwave-heated ceramic chips instead of standard gas flame or electric coil, the system heats pans with near-perfect balance and lets you control the heat level with incredible precision.

取代通常用的天然气火苗或者电炉丝而用微波来加热陶瓷片，这个系统近乎完美地均衡加热平底锅并且使我们能以难以置信的精确度来控制加热水平。

9·The old control system of gas combustion vertical lime kiln isn't perfect and influence the regular production.

天铁气烧石灰竖窑原设计控制系统不完善，影响生产正常运行。

10·We had a perfect little kitchen with a gas stove, but no icebox, but no matter.

我们有一个配惫煤气炉的完善厨房，虽然没有冰箱但不要紧。