Slow efficiency at threshold is observed to be nearly constant over the wide range.
在广域范围内观测到的低效阈值近似为常数。
2
The pain threshold of right hind limb, sciatic nerve function index (SFI) and pathological change were observed.
观察每组右后肢的痛阈、坐骨神经功能指数(SFI)及病理改变。
3
The results show: pulse power density from CO2 laser reaches air breakdown threshold through thrice reflecting focus system, and plasma radiation phenomena is observed in the experiment.