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- cloud chamber smoke detection 云室感烟探测
- 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。
- Automatic Fire Alarm System Based On Smoke Detection. 基于烟雾检测火灾自动报警系统。
- The main evidence for the validity of nucleation theory rests on its ability to predict closely the critical supersaturation for most liquids in cloud chamber experiments. 成核理论正确性的主要证据在于它能在云室实验中精密地预测多数液体的临界过饱和度。
- Superstructure smoke detection piping to be done air-tightness test. 上层建筑烟雾报警管系密性试验。
- Cloud chambers are used for studying radioactivity. 云室是用于研究放射活动的。
- Lavatory smoke detection indication is an optional feature that is available. 厕所烟雾探测指示是一个可选装配件。
- When scientists first turned their attention to subatomic particles, including cosmic rays, they used a device called a cloud chamber to study them. 科学家们首次将注意力转向亚原子微粒（包括宇宙射线），并使用一种名为“云室”的装置对其进行研究。
- Superstructure compressed air (water supply,fire fighting,smoke detection)piping to be done air-tightness test. 上层建筑压缩空气管系(供水管、消防管、烟雾探测管)密性试验。
- The experiments of determining the ice nuclei effectiveness for the Agl-containing aerosols produced by three formulations have been conducted and the results have been compared with that of CSU 960 liters isothermal cloud chamber. 井用对三种不同配方发生的碘化银气溶胶成核率检测结果与国外同类云室的结果进行了比较。
- Experiments show that the combined accumulation and translucence model is robust and significant for improving the accuracy of the smoke detection. 实验结果表明，累积和半透明模型相结合提高了鲁棒性、增强了抗干扰性，明显地提高了探测的准确率。
- Compared with the traditional photoelectricity detector, a new fire smoke detection technology was presented based on the bidimensional particles images with the sheet laser. 针对传统的光电感烟火灾探测方法的局限性,提出一种基于激光片光源两维粒子影像特征的火灾探测方法。
- ionization chamber smoke fire detector 离子感烟火灾探测器
- Each room is equipped with smoking detection system. 酒店每间客房均设有烟感报警器。
- A cloud of smoke was suspended in the air. 一股烟云飘悬在天空中。
- Cloud Chamber Photographic Analysis 云室照相分析
- continuously sensitive cloud chamber 连续灵敏云室
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- A cloud of smoke or dust that chokes or smothers. 沙尘弥漫呛人或令人窒息的烟雾或尘土
- Physicists cannot see subatomic particles directly, for instance, so they verify their existence by watching for telltale tracks that the particles leave in cloud chambers. 例如物理学家无法直接观察次原子粒子，因此他们观察那些粒子在云雾室中的轨迹，轨迹证实它们的存在，并透露了它们的性质。
