1) focus compensation
焦距补偿
1.
The new ventilation technology and patent technology of focus compensation are described in detail.
本文介绍了DI7000大功率投影幻灯的基本结构和用途,详细描述了其中采用的散热技术和焦距补偿专利技术,文章还介绍了DI7000大功率投影幻灯在2008年北京奥林匹克运动会开幕式演出中的应用情况。
2) long-focus lens compensator
长焦距透镜补偿器
3) coke compensation
焦炭补偿
1.
1 blast furnace of Jiuqang steel works has been successfully solved by the neutron-measuring moisture technology and unclear furnace temperture fluctuations were apparently decreased by coke compensation, thus solving the problem that coke moisture fluctuations affect the conditions of blast furnaces and supplying reliable data for blast furnace operation and producation.
利用中子测水技术成功地解决了酒泉钢铁公司 1、2号高炉入炉焦炭水分波动的问题 ,并进行焦炭补偿 ,使不明炉温波动减少 ,从根本上解决了入炉焦炭水分波动对高炉炉况影响的问题 ,为高炉操作和生产提供了可靠的依
4) defocus compensation
离焦补偿
1.
007D separately,as it is corrected from the defocus compensation system.
研究表明,通过离焦补偿系统对模拟人眼的离焦量进行矫正,使被测量人眼的离焦量由2。
5) pitch compensation
螺距补偿
1.
This paper introduces how to use the laser interferometer system in positioning accuracy measurement of the XK712B CNC milling machine with Siemens 802C control system, and presents pitch compensation method to increase the machine tool precision.
利用激光干涉仪对控制系统为西门子802C的XK712B数控铣床进行定位精度测量,并对机床进行螺距补偿,提高了机床精度。
6) equal distance compensation
等间距补偿
1.
The equal distance compensation and the laser-interferometer-based dynamic compensation for pitch error of machine tool with SINUMERIK 802S/C NC system were introduced,and an example of error compensation was presented.
分析了数控机床螺距误差的产生原因和误差补偿原理,介绍了SINUMERIK802S/C系统数控机床螺距误差的等间距补偿方法和基于激光干涉仪的动态补偿方法,并给出了误差补偿实例。
补充资料：变焦距镜头
能在一定范围内改变焦距的摄影镜头。在照相机、电影摄影机或摄像机位置不变时，也能摄下被摄体由远到近或由近到远的画面。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条