area positive control的意思|示意

The area of substance P positive fiber and its terminus in posterior of spinal was smaller in experiment group remarkably than in control group.

脊髓灰质后角P物质免疫反应阳性纤维面积及灰度均明显小于对照组。

The estrogen positive reaction area coefficients in ovaries and oviducts of the hens in experiment groups of various dosages were significantly higher than those in the control group.

试验各剂量组鸡卵巢和输卵管中雌激素阳性反应面积系数均显著高于对照组。

The practlce has shown that the overlying separate seam grouting is a positive, effective and economic new-countermeasures on the control and treatment of mining-area subsidence.

实例证明，覆盖离层注浆是治理矿区塌陷环境的积极的、有效的、经济的新对策。