对这一双重取向的探究，将构成一个观察明清民间社会变迁与过渡性社会群体角色转型的深度历史透视点。
Researches on the double trend will make up of a deep historical perspective point to the vicissitude of rural society and the conversion of the role in the metabolic society.
结果制作带蒂超薄角膜瓣的自动旋转型KM-5000D微型角膜刀成形系统包括微型切割器、双电机动力装置和控制箱部件。
Results The automatically rotating KM—5000D microkeratome system comprised three parts: micro-cut system, double electronic dynamic device and control panel.
基于上述思想，提出转型期“双产权”制度构想及其实现机制。
In this paper, the bi-property right system and its realization during the transformat...
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