从非洲的标准看来,加纳做得不太差。
六个研究地点(巴西、加纳、印度、挪威、阿曼和美国)严谨的数据收集方法和标准化的步骤产出了质量极高的数据。
Rigorous methods of data collection and standardized procedures across the six study sites (Brazil, Ghana, India, Norway, Oman and the USA) yielded very high-quality data.
六个研究地点(巴西、加纳、印度、挪威、阿曼和美国)严谨的数据收集方法和标准化的步骤产出了质量极高的数据。
Rigorous methods of data collection and standardized procedures across the six study sites (Brazil, Ghana, India, Norway, Oman and the USA) yielded very high-quality data.
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