The paper conducted a serious study and try to put forward a number of countermeasures.
对此，本文进行了认真研究，并尝试提出了若干对策。
Objective To study drinking water hygiene status and management countermeasures.
目的研究黄河三角洲饮水安全卫生状况及对策。
The countermeasures of fertilization in study area are also given at last.
最后，提出了研究区土壤施肥的一些建议。
The countermeasures of fertilization in study area are also given at last.
最后，提出了研究区土壤施肥的一些建议。
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