设计：非随机化同期对照分析。

DESIGN: Non-randomized concurrent control analysis.

youdao

设计：非随机化同期对照实验。

DESIGN: Non-randomized concurrent control experiment.

youdao

设计：非随机自身对照实验性研究。

DESIGN: Non random and self control experimental study.

youdao

对照组为该市非工业污染文化社区。

Community not polluted by industry was chosen to serve as control.

youdao

设计非随机对照研究。

DESIGN: a non randomized controlled study was conducted.

youdao

设计：非随机对照的实验研究。

DESIGN: Nonrandomized, matched control experiment.

youdao

设计：非随机对照实验研究。

DESIGN:A non-randomly control study was conducted.

youdao

设计：非随机对照实验研究。

DESIGN:A non-randomly control study was conducted.

youdao