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Sentence analysis
9Spans
Sentence
Span Details
層別
stratification; classification; distribution by layernoun, suru verb, no-adjective
抽出法
sampling method; sampling; extraction methodnoun
を
object markergrammar
用い
use; make use of; utilize-> 用いるichidan verb
て
connective te-formgrammar
調査
investigation; examination; inquiry; surveynoun, suru verb
を
object markergrammar
行っ
perform; carry out; conduct; do-> 行うgodan verb
た。
past tense or completed actiongrammar