lor: black; font-family: 宋体; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-bidi-font-family: "Times New Roman"; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">典型调查<br>·重点调查<br>·市场普查<br>·抽样调查

lor: black; font-family: 宋体; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-bidi-font-family: "Times New Roman"; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">典型调查
·重点调查
·市场普查
·抽样调查

出自：佳木斯大学语言治疗学

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