| 1. | Bubble chambers are not selective because they cannot be triggered .
气泡室由于不能触发而没有选择性。
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| 2. | Times of this order are deduced directly by measuring the length of the particle track in a bubble chamber .
这样量级的时间是通过测量粒子在气泡室中径迹长度直接得到的。
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| 3. | " for the invention of the bubble chamber
发现气泡室，取代了威尔逊的云雾室
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| 4. | Cryogenic bubble chamber
低温气泡室
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