Getting real about gas prices 解读石油价格
lift about hoist gas 提升用气体
analyze about operating gas 煤气作业危险分析
How about mileage and gas 里程和汽油如何计算呢
Is natural gas about to explode, or will it just burn your money?
天然气价格将爆发,亦或只是烧钱?
The mirror, in this case, is a vast blob of gas about 70,000 light-years away from the center of a spiral galaxy, where the quasar resides.
从这种情况看,这个大家伙实质上是来自70000光年之外的星系螺旋线(宇宙射线)的视像,也即是类星体所在之处。
It brings rigor to another question of statistical physics: How quickly does a highly organized system, such as compressed gas about to be released, reach its disordered equilibrium state?
他的工作也从数学上更严格地解决了另一个统计物理学问题,即高度组织的系统,比如压缩气体是如何快速发散并达到其平衡态?
Fire from the natural gas well shot about one hundred forty meters into the air.
VOA: special.2009.03.22
We talked about this reaction here where we had chloride ion in the gas phase plus sodium ion in the gas phase.
我们在讨论这一个反应,我们有气相的氯原子,与气相的钠原子接触。
The last time you saw that for an ideal gas, the energy only cared about the temperature.
上次你们知道了,理想气体的能量只与温度有关。
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