Systematic sampling [数] 系统抽样 ; 机械抽样 ; 系统抽样法
Systematic Random Sampling 系统抽样
systematic sampling scheme [数] 系统抽样方案 ; 系统抽样概型
non-systematic sampling 非系统性样点布设方式
circular systematic sampling [统计] 圆形等距抽样
systematic sampling method 系统采样法
stratified systematic sampling 分层系统抽样 ; 分层等距抽样
plane systematic sampling [统计] 平面等距抽样
balanced systematic sampling [统计] 对称等距抽样
A method of systematic sampling has been adopted for Ailuropoda melanoleuca in Foping Nature Reserve.
已对佛坪自然保护区的大熊猫采用系统采样的方法。
A method of systematic sampling has been adopted for Giant panda (Ailuropoda melanoleuca) in Foping Nature Reserve.
已对佛坪自然保护区的大熊猫采用系统采样的方法。
METHODS The systematic sampling methods were used. 4 107 residents were investigated by questionnaires and some blood indexes were examined.
方法采用系统抽样方法，对社区4 107位居民实施问卷调查和相关指标的检测。
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