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| 41. | detailed (minefield) survey |
| 详细调查 |
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| 42. | survey sampling |
| 调查抽样 |
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| 43. | survey feedback |
| 调查反馈 |
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| 44. | Household Income Survey |
| 家庭收入调查 |
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| 45. | repeated survey |
| 重复调查 |
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| 46. | survey feedback method |
| 调查反馈方法调查回馈方法 |
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| 47. | health survey |
| 卫生调查 |
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| 48. | monthly ticket survey |
| 月票调查 |
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| 49. | sample survey techniques |
| 样本调查技术 样本调查技术 |
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| 50. | sub-sample [survey] |
| 子样本〔调查〕 |
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