另外，本文首次提出根据潜水水位曲线确定边坡几何形状的理论。
The theory of the phreatic water level confirms the slope form was first presented.
首次确定了国产抽油机的可靠性指标，并为提高抽油机的可靠性提出了改进意见。
The reliability index for home-made pumping units is determined for the first time and Suggestions for improving the reliability of pumping units are presented.
首次提出了根据屈服带宽度和条带煤柱宽度来确定条带开采安全系数的方法，同时给出了设计条带开采尺寸的步聚。
It is first raised that safety coefficient can be calculated by using the widths of yield zone and pillar, and the steps of designing the strip mining size are pro-posed.
本文首次提出了利用测井资料确定气水界面的方法。
This paper proposes a method for determining gas-water contact with well logs.
在此基础上，首次提出了动态汛限水位过程线的基本概念与确定方法。
On this basis, the concept of variable process curve of reservoir's restricted water level and its determining method are proposed.
在分析以往研究不足的基础上，首次提出了地面沉降成灾临界水位的概念及一般确定方法。
Based on the previous research, the concept of "disaster causal critical water table" and its general identification method are propounded for the first time.
首次提出了采用竖向构件分类的方法确定最优剪力墙数量。
A method using the classification of vertical members is introduced in the paper.
同时，本文首次提出了用后向差分理论，确定CC D脉冲序列阈值的新方法。
In the meanwhile, it presents a new method to calculate the threshold of CCD pulse sequence based on the theory of difference equation.
首次提出五阶段键合模型计算值与实测表面能曲线相一致，初步确定了键合过程中界面发生的微观反应机理。
The successful bonding process flow divides into five stages with temperature increasing. Surface energy value calculated based on the model is in agreement with the experimental results.
首次提出了空气质量环境背景值的确定等提高城市空气污染预报准确率的有效措施。
The effective measures that determined background value of urban air pollution and improved forecast accuracy was proposed.
首次提出了空气质量环境背景值的确定等提高城市空气污染预报准确率的有效措施。
The effective measures that determined background value of urban air pollution and improved forecast accuracy was proposed.
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