The neutron energy spectra were measured, using standard pulsed-beamtime-of-flight methods.
用标准的飞行时间方法测量中子能谱。
2
Time the beam right and the star could be turned, in effect, into an FM transmitter-broadcasting to the universe on the underlying carrier-wave of the Cepheid's pulsation.
The Boeing Company fired its new thin-disk laser system repeatedly in recent tests, achieving the highest known simultaneous power, beam quality and run time for any solid-state laser to date.