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- Measurement of minority carrier life time in germanium by photoconductive decay method 用光电导衰减法测定锗中少数载流子寿命
- photoconductive decay method 光电导衰变法
- Measurement on Minority Carrier Lifetime of Mercury Cadmium Telluride Material by Microwave Photoconductivity Decay Method 碲镉汞材料少子寿命的微波反射光电导衰减测量
- photoconductivity decay method 光传导衰减法
- Otherwise, wide pulse and slow falling edge can cause the errors of surface recombination velocities and bulk lifetime extracted from the photoconductive decay curve. 否则脉冲光过长的脉宽和下降沿将对光电导衰减曲线中进一步分离出的表面复合速度和少子体寿命结果造成误差。
- Resistivities obtained by charge decay method are higher than those obtained by the traditional method by one order of magnitude. 充电达到平衡所需的时间随着辐照电子束流密度和样品厚度的增加而减少。
- Calculation of natural ventilation rates by tracer gas decay method was proposed, and definition of indoor criterion of carbon monoxide concentration limit and the carbon monoxide emission from cars were discussed. 提出了利用示踪气体法计算地下停车库的自然通风量，并论述了如何确定室内一氧化碳允许标准及小汽车的一氧化碳排放量。
- Two test methods, natural radioactive background method and decay method, used to verify the detection limit of radioactive aerosol monitors are studied. 两种方法不仅可检测监测仪的探测限,而且对各种监测仪探测限指标的物理意义能给以正确判断。
- Study of fatigue by PAT and ultrasonic decay method 用正电子湮没和超声衰减方法研究金属疲劳
- The method seems good but it needs to be tried out. 这个方法似乎不错，但需要试验一下。
- What made the Roman Empire decay? 罗马帝国为何衰亡？
- Old civilization may fall into decay. 古老的文化可能会渐渐衰落下去。
- The empty house has fallen into decay. 那座空房已成一片颓垣。
- The tree exhibited signs of decay. 那棵树显示腐蛀的迹象。
- His mental decay is distressing. 他的智力衰退令人苦恼。
- Growth and decay are vital processes. 生长和衰亡是生命过程。
- The dentist could detect no decay in her teeth. 牙医检查了她的牙，未见有龋齿。
- I can't claim infallibility for this method. 我不敢说这方法绝对有效。
- Cavities in teeth are caused by decay. 牙齿的蛀洞是由蛀蚀造成的。
- Summer fallow is the best method of destroying weeds. 夏季休耕是消灭杂草的最好办法。
