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- stimulated radiation threshold 受激辐射阈值
- In 1916, Einstein on the quantum theory of radiation in the papers presented by the stimulated radiation theory, today's laser technology for laying a theoretical basis. 1916年爱因斯坦在关于辐射的量子论的论文中,提出了受激辐射的理论,为今天的激光技术打下了理论基础。
- The emission of electromagnetic radiation,especially of visible light,stimulated in a substance by the absorption of incident radiation and persisting only as long as the stimulating radiation is continued. 荧光尤指可见光等电磁辐射的散光,因某物偶然受到辐射而发光,持续时间由刺激物辐射的时间长短决定。
- The emission of electromagnetic radiation, especially of visible light, stimulated in a substance by the absorption of incident radiation and persisting only as long as the stimulating radiation is continued. 荧光尤指可见光等电磁辐射的散光,因某物偶然受到辐射而发光,持续时间由刺激物辐射的时间长短决定
- The cabin has a flat stone for a threshold. 这间小屋用一条扁平的石头做门槛。
- The treaty will be the threshold of lasting peace. 这个条约将成为持久和平的开端。
- She was stimulated into new efforts. 她受到鼓励,重新作出努力。
- He was on the threshold of his career. 他的事业刚刚起步。
- Lead aprons shield people from radiation. 铅做的工作裙可使人免进辐射。
- The boy was stimulated into greater efforts. 孩子受到鼓励,要他做出更大努力。
- He had never crossed the threshold of a bar before. 他过去从未进过酒吧的门。
- Radiation reached unheard-of levels. 辐射作用已达到前所未有的程度。
- Scientists are now on the threshold of an important discovery. 科学家们很快就会有一项重大发现。
- The Photodissociation Stimulated Radiation Pumped by Three Photons in Sodium Vapor 三光子泵浦钠蒸汽中的光解离受激辐射
- The nonlinear theory of cyclotron electron stimulated radiation in an ion-channel 离子通道回旋电子注受激辐射非线性理论
- The Far Infrared Ray stimulation radiates high luminescent IR to stimulate and improve the microcirculation and overall metabolism. 受远红外线放射远高红外冷光的刺激,并且有改善微循环和全部的新陈代谢。
- The earth's atmosphere filters out much of the sun's radiation. 地球大气层可以滤掉太阳的大部分射线。
- The tax threshold for a single pensioner is 450 dollars. 单身养老金领取者的征税起点是450美元。
- The exhibition stimulated interest in the artist's work. 这次展览引起人们对这位艺术家的作品的兴趣。
- The court is not legally justified in stopping at the threshold of the case. 一开始就使案件停止不前,法院这样做是完全不合法的。