分子性

Objective: To evaluate the long term outcome of photorefractive keratectomy for myopia with different diopters.

目的 ：评价准分子激光屈光性角膜切削术治疗不同程度近视眼的远期疗效。

Purpose:To investigate the clinical effects of phototherapeutic keratectomy on the treatment of diffuse corneal foreign bodies caused by gunpowder explosion.

目的：探讨准分子激光治疗性角膜切削术在角膜浅层弥漫性火药伤中的应用，为角膜弥漫性火药伤提供一种新的有效的治疗方法。

To investigate the morphological change of corneal tissue repairing after photorefractive keratectomy.

目的 动态观察准分子激光屈光性角膜切削术后角膜修复过程中的组织形态改变。

LASIK began in the mid-nineties and has largely replaced the old process of PRK or photorefractive keratectomy since then.

LASIK手术始于90年代中期，并已在很大程度上取代了旧手术过程中或准分子激光屈光性角膜切削自那时起。

Objective To study the pattern of ablation, evaluate centration and stability following excimer laser photorefractive keratectomy for myopia.

目的 分析准分子激光屈光性角膜切削术(photorefractive keratectomy， PRK)术后角膜切削区的形态、偏心情况和屈光的稳定性。

PerfaceWidely used in clinical practice with better predictability and stability, Photorefractive keratectomy is one of the best methods to treat myopia.

前言 准分子激光角膜切削术已广泛应用于临床，预测性和稳定性较好，是目前治疗近视的最佳手术方法之一。

Purpose: This report presents our experience with excimer laser photorefractive keratectomy on 63 myopic eyes, and makes a comparison of the results of PRK performed using two different ablation profiles.

目的：这篇报告提出用准分子雷射屈光性角膜切除术治疗近视的经验，並比较使用不同切割方式所得的结果。

On the basis of the characteristics of atomic types in molecule,Hall's electrotopological state indices and Kier's molecule shape index(~mK are calculated for 117 alkane s,cyclanes,aliphatic alcohol,aliphatic ketones.

本文计算了117种烷烃及其衍生物的两类拓扑指数值：其一是基于原子类型特征的电性拓扑状态指数，其二为Kier的分子形状指数。

Although the biological effects of lanthanides in integral organisms and in cells were shown to be diversified, there must be general molecular mechanisms, which are account for these biological effects.

稀土在整体动/植物水平和细胞层次上的所表现出的广泛而明确的生物效应提示，稀土的作用必然是通过某些具有普适性的分子机制体现出来的。

The lanthanides are particularly suited to freeduan.com multidisciplinary study because of the unity derived from the progressive filling of the 4f orbitals by electrons.

因为被电子从进步Molecule 分子4f orbitals的填补得到的团结，lanthanides 特别适合於freeduan.com多学科性研究。

The basic concept of FOP can be summarized as to further optimize effective prescription according to the standard of curative effects and with the aid of modern science and technology and theories of traditional Chinese medicine.

其基本内涵可概括为：以确有疗效的中药复方为研究对象，以现代科学技术和传统中医药理论为技术支持，以该复方所治病证的药效响应为评价标准，以优化重组疗效更优的新复方为研究目的。

Ever since our world has been a world, native forests have been indiscriminately exploited by man.

自从我们的世界一直是世界原生森林被任意剥削人。