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- A research on aspheric surface testing by using a computer-generated hologram (CGH) on curved surface is presented. 研究了利用曲面计算全息图进行非球面检测。
- A novel aspheric surface testing method using part compensating lens is presented. 摘要提出用部分补偿透镜进行非球面检验的方法。
- Surface Testing for 3-D Object Using Multiaperture Connection in Cylindrical Coordinates[J]. 引用该论文 程维明;陈明仪;丁 峥;王之江.
- Several kinds of aspheric lens surface testing methods are introduced,and a comparison chart among these methods is given as well. 非球面镜片的应用越来越广泛,面形误差是影响非球面质量的重要指标,所采用的面形检测方法非常重要。
- Aspheric lens is being applied more and more widely,surface error is an important quality issue,and surface testing method is also very important. 非球面镜片的应用越来越广泛,面形误差是影响非球面质量的重要指标,所采用的面形检测方法非常重要。
- The article introduce the surface test and application underground of dismantling the 305 roadway sealed wall in the Yungang mine. 介绍了用胀裂剂拆除大同煤矿集团公司云冈矿305石门防爆密闭的地面试验方法及井下的具体应用。
- This paper describes the surface test and field application of using explosive method to dispose PDC bit fishing accident. 介绍了大庆油田利用爆炸破碎后打捞的方法,处理PDC钻头落井事故的地面试验及现场施工情况。
- In the measurement of dimention, shap, and deformation for 3-D object, the measurement, and surface testing of complex precision components for microelement, and industrial inspection as well as remote sensing measurement etc. , it finds wide use. 它广泛应用于三维物体的几何尺寸、形状、变形等的测量,精密复杂零件的微尺寸测量和外观检测,工业监测及航空遥感测量等技术领域中。
- The height of stopper can be controlled automatically with servo motor by the liquid surface testing and controlling system designed be ourselves and "unmanned" steel-pouring realized. 石钢自行设计的液面检测和控制系统通过伺服电机自动控制塞棒高低,进而实现了“无人”浇钢。
- In this dissertation, we consider mainly large-aperture aspheric surfaces test with computer-generated hologram (CGH) on curve surface fabricated by laser direct writer. 本文主要阐述了利用曲面计算全息图对大口径非球面进行检测的方法和过程。
- The voltage pulse and noise in receiving coils positioned on the workpiece surface tested due to Barkhausen effect was called Barkhausen noise. 因巴克豪森效应在试样表面接收线圈中产生的电压脉冲和噪声称为巴克豪森噪声。
- Surface tests on three water-jet perforating techniques show that hydraulic perforating can penetrate the casing string and the cement sheave rapidly, and it is able t... 3种水力喷射射孔技术的地面试验研究表明,水力射孔技术可快速射穿套管和水泥环,能够满足油水井射孔需要;现场应用表明,大部分油水井见到了明显的增产增注效果。
- Study on Surface Testing Flow for HT-HP Gas Well 高压高产气井地面测试流程研究
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- A breeze ruffled the surface of the lake. 一阵微风吹皱了湖面。
- Aspheric surface testing with CGH on curved surface 利用曲面计算全息图进行非球面检测
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- The calm water surface is very much like a mirror. 那平静的水面十分象一面镜子。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries