| 释义 |
DEFINITIVE EXAMPLES 权威例句〔control experiment〕An experiment that isolates the effect of one variable on a system by holding constant all variables but the one under observation.对照实验:通过在其它所有变量保持不变的情况下观察一个变量,从而将这一变量在系统中的作用独立出来的实验美国传统〔control〕An individual or group used as a standard of comparison in a control experiment.对照物个体:在对照实验中被用作对照标准的一个或一组物体美国传统 |