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In the second step,the parameters estimated in the first step are improved iteratively through a nonlinear optimization,based on the coplanarity condition,taking into account camera distortions.This works well if there are three sets of parallel lines independently in the view scene.

该标定方法分为两步：第一步标定相机内方位元素：由三灭点定理确定体视相机的初步标定参数；第二步标定实际流场：利用同源像线与基线必定确定一平面作为优化约束，对第一步取得的参数进行非线性优化。

Today reported hearing yesterday morning in Zhengzhou, the provincial health department held a provincial Centers for Disease Control AIDS prevention and control work and in recognition of patriotic health conference, this year the work of the deployment of anti-Ai, the province's existing AIDS patients will be 20 yuan per person per month cost of living supplement, it is necessary at places such as entertainment services step by step to achieve the full implementation of 100% Condom Project.

今报郑州讯昨天上午，省卫生厅召开全省疾病控制艾滋病防治爱国卫生工作暨表彰会议，今年艾防工作的部署中，全省现有艾滋病患者每人每月将得到20元生活费补助，要逐步做到娱乐服务等场所全面推行100%安全套项目。

So, we make the selective emission through the one step diffusion method by the countercheck effect instead of by the ordinary two step diffusion method.

因此，我们认为可以通过利用SiO_2的阻挡作用，结合机械刻槽和丝网印刷，通过一次扩散宋代替通常的分两次进行扩散宋制作"选择性发射极"的方法。

Step by step, the sleepy creeper crawled into my sleeve to sleep.

昏昏欲睡的爬虫一步一步爬进我的袖子里睡觉。

Step by step, the sleepy creeper crawled into my sle eve to sleep.

昏昏欲睡的爬虫一步一步爬进我的袖子里睡觉。

Step by step, the sleepy creeper crawled into my sleeve to

昏昏欲睡的爬虫一步一步爬进我的袖子里睡觉。

Step by step, the sleepy creeper crawled int o my sleeve to sleep.

昏昏欲睡的爬虫一步一步爬进我的袖子里睡觉。

Step by step, the sleepy creeper crawled into my sleeve to s leep.

昏昏欲睡的爬虫一步一步爬进我的袖子里睡觉。

Step by step, the sleep y creeper crawled into my sl eeve to sleep.

昏昏欲睡的爬虫一步一步爬进我的袖子里睡觉。

Step by step, the sleepy creeper crawled into mysleeve to sleep.

昏昏欲睡的爬虫一步一步爬进我的袖子里睡觉。

There are two types of gold deposits in this area, namely altered rock type and quartz vein type.

本区金矿床包括两种类型：柴胡栏子金矿床为蚀变岩型金矿；莲花山和红花沟金矿床属石英脉型。

You were home and it was two weeks ago.

你回到了家里。当时是两周前。