The astronomers found an "X-ray mass" only a tenth of the mass found using the gravitational lens method.
天文学家发现“X射线估算的质量”仅有“引力透镜”方法估算的质量的十分之一。
Apparatus for conforming a planar film on an optical lens, method for functionalizing an optical lens by means of said apparatus, the optical lens so-obtained.
用于在光学镜片上成形平面膜片的装置，使用所述装置实现光学镜片的功能化的方法，由本方法所制得的光学镜片。
Objective: to observe the ultrastructural changes in the senile cataractous lens. Method: ultrastructural changes in senile cataractous lens was observed with transmission electron microscope (TEM).
前言：目的和方法：采用透射电镜观察老年性白内障晶体组织超微结构变化。
Objective: to observe the ultrastructural changes in the senile cataractous lens. Method: ultrastructural changes in senile cataractous lens was observed with transmission electron microscope (TEM).
前言：目的和方法：采用透射电镜观察老年性白内障晶体组织超微结构变化。
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