Changes in the beam intensity will produce changes of the count rate. 电子束强度变化将引起计数率的变化。
The leading factor causing the variation of reproductive capability was the influence of under-herbosa on the average litter size of zoke. 造成鼢鼠繁殖强度变化的主要原因是林下草本植被对雌鼠平均胎仔数的影响。
