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pulse threshold energy 脉冲阈能
Laser pulse's eye-safe maximal threshold energy 激光脉冲人眼安全阈值能量
If the incident proton collides with a proton bound in a nucleus, the threshold energy is lower because the target proton is bound. 如果入射质子是与束缚在原子核内的质子相碰撞，那么阈能会低一些，因为作为靶的质子是束缚着的。
It is found that in the lower relative kinetic energy region, it is possible to form the long-lived complex CCH and this reaction without threshold energy. 发现在碰撞能低时可以形成长寿命络合物HCC,且此络合反应碰撞是无能的。
The threshold energy,limiting efficiency and efficiency of stored chemical energy in the system of solar hydrogen photoproduction by water splitting was described. 对太阳能光催化分解水制氢体系的阈值能、太阳能转换效率以及太阳能转化成可储存的化学能效率进行了阐述;
In photodetectors the wavelength response is not uniform at all wavelengths, but a threshold energy exists, determined by the semiconductor energy gap between bound and free carriers. 光子探测器对不同波长的分光响应是不同的，但是存在一个由束缚和自由载流子之间的半导体能隙所确定的能阈。
Frombur-dimensional momentum transfonnation，the relativistic expressions of avilable energyand threshold energy are derived，and the Konig theorem in relativistic form is put foeward. 本文利用动量中心系来讨论核反应问题，由四维动量的变换关系导出了相对论性的资用能和阈能的表达式，并提出了相对论形式的柯尼希定理。
The results show that the crystallization with excimer lasers requires the lowest threshold energy densities.However, it does not create the deepest melt depth, compared with green or red lasers. 结果发现，准分子晶化的阈值能量密度最低，但是在同样的能量密度下，熔融深度却不及使用更长波长的激光器。
An unwanted false electronic pulse. 一种不希望有的假电子脉冲。
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。
A Discussion on the Threshold Energy of Nuclear Reaction 对核反应阈能的讨论
He knew the pulse of the nation. 他了解国民的心态。
He was on the threshold of his career. 他的事业刚刚起步。
The doctor took my temperature and my pulse. 医生量了量我的体温和脉搏。
The excitement quickened my pulse. 激动使我的心跳加快。
The Primary Physics Calculation Inquiry of Threshold Energy 阈能的初等物理求法探讨
The machine is operated by an electronic pulse. 这台机器由电子脉冲信号操纵。
It is possible to transmute one form of energy into another. 把某种形态的能量改变成另一形态的能量是可能的。