It was an adaptation of Wilson 's cloud chamber filled with nitrogen gas .

这只是对 威尔逊氮气 云室的一种改进。

The average and most probable energy losses of 0.3-1.0 Mev electrons passing through Be C and Al foil are measured by using Wilson cloud chamber filled with hydrogen .

利用灌氢气的膨胀式 云雾 室测量了能量为 0.3&1.OMev的电子经过铍、炭及铝片的平均能耗及最大可几能耗。