The source of electrons in an electron microscope is a heated filament.电子显微镜中的电子源,是一加热的灯丝.Characterzation: high quality quartz bulb, biplanar filament which enables increased illumination, uniform color temperature and l...
Cold cathode sensing tubes are more rugged than the glass, hot - filament tubes.冷阴极传感管比玻璃热丝管坚实.The source of electrons in an electron microscope is a heated filament.电子显微镜中的电子源,是一加热的灯丝.Tropomyosin adds structural rigidit...
Acrobatics is hard to learn but beautiful to watch.杂技不好学,但很好看.For 80 yuan tourists can watch skits, group dances and acrobatics.“小人国”门票为80元,游客可以观看滑稽小品 、 群舞及杂技等节目.acrobatics on the high wire走钢丝杂技They showed off their acro...
She suddenly realized that Wim was reciting Kirk's telephone number.她突然意识到威姆正在念的是柯克的电话号码。It has the function of weigh - in - motion ( WIM ) and Automatic Vehicle Classification ( AVC ) systems.该系统可以同时实现车型分类和 动态称重....