在相同误差水平，理论抽样数随平均虫口密度的增加而减少。

Under some level of error, the theoretical sampling number should decrease as the average density of the mite increases.

youdao

在相同误差水平，理论抽样数随平均虫口密度的增加而减少。

Under some level of error, the theoretical sampling number should decrease as the average density of the mite increases.

youdao