面对这些风险，本文尝试性提出了相应的防范对策。
Some practicable measures of preventing above risks are provided.
依此，尝试性提出人地关系地域耦合系统研究的地理学范式。
According to this, the article tentatively put forward geography research paradigm of regional coupled system of relation between human and land.
对水平井的定量解释作出一些尝试性的研究，提出具体解释步骤。
Trial research on quantitative interpretation of horizontal well logging is made and practical interpretation measures are given.
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