points of reference

The coordinates of these points in the reference frame were also derived after camera was calibrated.

图像传感器标定后得到的参数,可以计算出图像中的特征点在参考坐标系下的坐标.

Positions of reference points for surveying and other related data.

测量基准点的布置位置及数据.

Domain: The highest-level group of physical entities . Reference points are defined between domains.

域: 物理实体的高级群组,两个域之间要定义参考点.

The definition of two strong points, for reference.

两种定义各有所长, 可供参考.

Based on language testing theory, the author scrutinizes the status quo of current NAETI and points out the existing problems in reference to test designing and translation evaluation.

作者在语言测试理论的指导下，对全国外语翻译证书考试的现状做了一番考察，指出其在命题设计与译文评估方面存在的问题。

Fly a plane by using visible landmarks or points of reference.

利用可见物或参考点飞行。

The article points out the natural zoning and synthesis zoning of natural precipitation resources by the size of annual average natural precipitation resources and requirement of precipitation utilization. It also provides reference to the scientific plan, design, layout, etc. of the catchwork.

根据我国天然年平均降雨资源量的大小和降水利用的需要，提出天然降水资源利用的自然分区及综合法分区，为集水工程科学规划、设计、布局等提供参考。

All important points are numbered for ease of reference.

全部重点均编了号码以便查阅。

The boiling points of 9 halogenated ethanes were predicted for reference and test in the future.

并应用该方法预测了一些卤代乙烷的沸点,供有关研究者参考和实践的进一步检验.