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- A digital diopter measuring instrument is described for lens spherical vertex power and cylindrical axis measurement. 本文论述了一种采用旋转编码器与莫尔条纹测长相结合进行眼镜片的顶点屈光度。
- Objective：To confirm that the lensometer adjusted by the special lenses group for contact lenses cant express the back vertex power of contact lenses. 目的:证实采用接触镜专用标准透镜组标定的焦度计不能准确测定被测角膜接触镜的顶焦度。
- Methods：Explain the difference between power and vertex power from basic definitions of optics, and analyze the measuring principle and error of focimeter. 方法:从光学的基础定义出发，阐述光焦度和顶焦度的差别，并对焦度计的测量原理和误差进行正确分析。
- New Developed Set of Vertex Power Standard for Contact Lenses 角膜接触镜专用顶焦度标准器的研制
- The king was shorn of his power by his nobles. 国王被手下的贵族们剥夺了权力。
- Evaluation of Uncertainty in Vertex Power of Optometry Lenses Measurement 验光镜片顶焦度测量结果的不确定度评定
- Uncertainty Evaluation for Measurement Result of Vertex Power of Spectacles 测量不确定度在眼镜片顶焦度测量中的应用
- Assessment of Uncertainty in Measurement of Vertex Power of Refractometers 验光机顶焦度测量不确定度评定
- Open tender for purchasing power transformer. 公开招标购买电力运输设备。
- James unleashed his power on Susan in revenge. 杰姆斯利用权力报复苏珊。
- Industry is a heavy user of electric power. 工业需耗费大量的电力。
- There was a power cut and all the lights went out. 因停电所有的灯都熄灭了。
- Situated at the vertex or highest point; directly overhead. 顶点的在顶点或者最高点的; 头的正上方的
- A new nuclear power station is on the stocks here. 这座新的核电站在建造之中。
- By power we mean the rate of doing work. 我们说功率就是指做功的速率。
- The media have a lot of power today. 现在大众传播媒介有很大的力量。
- The medicine did his stomachache a power of good. 这种药对他的胃痛疗效显著。
- He values himself on his conversational power. 他常夸耀自己的交谈能力。
- He succeeded in worming himself into power. 他成功地爬进了掌权阶层。
- The soldiers blew up the enemy power plant. 士兵们炸毁了敌人的发电厂。
