“Block randomization”的概念、定义、翻译、参考文献-科学参考

单词	Block randomization
释义	Block randomization Encyclopedia 医学随机化释 Block randomization区组随机将所有研究对象等分为多个区组，每个区组内不同的研究对象都随机分配到不同的试验组或对照组，这样，分配研究对象例数时就可以按区组为单位调配，而不会影响整体的随机性。
随便看	structural rock unit structural rule structural safety design structural safety factor structural search structural section thermal-vibration test structural seismic response control structural seismic tests Structural Semantics structural semantics structural separation structural shield structural shrinkage structural slope-break zone structural sociology structural software system structural stability structural stability and bearing capacity test structural stability for missile/spacecraft structural stability problem structural statics structural static strength structural static test structural stealth composite material structural steel

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