chōu​yàng​diào​chá

sample survey; sampling

抽样调查 抽樣調查 chōu​yàng​diào​chá
sample survey; sampling
to conduct a survey by selecting a representative portion from a population for study, or a method of research using such sampling

Frequency

Written text
4.06 per million

Cross-References

Same as

Sources

Frequency data
BCC Corpus (BLCU)