By tracking this ratio over time, he can determine how long gas has taken to reach the surface and gain clues to the chemical, thermal, and mechanical state of the rocks the gas is passing through.
通过追踪该比率随时间的变化，他可以确定氡气到达地表需要花费多长时间，同时获得气体所通过的岩石的化学、热力学和机械状态。
This frothing is achieved by passing the gas through side holes in the tube.
通过向管子侧孔通气就可以产生泡沫。
Regeneration of the deactivated catalyst was conducted by passing carrier gas at given temperature through the catalyst, resulting in the recovery of its initial activity.
同时进行了催化剂的再生研究，在载气下于一定温度将催化剂热再生，基本上可恢复催化剂的活性。
Oxygen may be withdrawn as a gas by passing liquid through an internal vaporizer or as a liquid under its own vapor pressure.
可以通过使液体流过内汽化器取出气态氧，或者直接取出在它自己的蒸气压下的液态氧。
A metal or glass tube filled with gas that is ionized by passing charged particles, producing within the tube an electric charge indicative of a particular particle.
一种金属或玻璃试管，充满通过传送已被控制中子而电离了的气体，在试管中产生一种电荷，指示一种特殊粒子。
Vibrating fluid bed coolers?function by passing a process gas directly through a bed of solids via a perforated plate or another type of fluidizing media.
振动流化冷却器通过多孔板或其他类型的媒体流化，推动气体发挥作用。
The construction of gas transmission pipeline passing through the Luo River by excavation is introduced, and calculation of reducing the water level and construction attention items are discussed.
介绍了输气管道以大开挖方式穿越河流的施工，探讨了降水计算和施工注意事项。
To reduce the volume of gas handled, it has to be cooled by first spraying liquor into the collecting mains and then by passing the gases through a number of heat exchangers.
为了减少气体的处理量，必须先将淋洗液喷入炼焦气收集管道，然后将炼焦气通过许多热交换器，以使其冷却。
He devised the strobe light — a brilliant, rapid flash created by passing electrical current through a vacuum tube filled with xenon gas.
他设计出电子闪光灯——一种使电流通过充满氙气的真空管而产生明亮快闪的灯光。博士把它称作：“管子里上帝的闪电。”
He devised the strobe light — a brilliant, rapid flash created by passing electrical current through a vacuum tube filled with xenon gas.
他设计出电子闪光灯——一种使电流通过充满氙气的真空管而产生明亮快闪的灯光。博士把它称作：“管子里上帝的闪电。”
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