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学习计划指导提供初中高中学习计划。和教大家怎么来写学习计划，提高学习效率,使学生每天充实而有计划的进行复习,学习.尤其是针对执行能力差,没有学习计划,成绩差的学生 学习计划指导网：http://www.xuexijihua.cn免費玩学习计划指导 APP玩免費免費玩学习计划指导 App学习计划指导 ...
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中国书画百科
介绍中书画基本知识、发展状况、技法研究和中国画书画欣赏。和大家共同分享中国书画历史，共同学习中国书画艺术，成就书画艺术的完美人生。一起为中国书画艺术的发扬广大而努力！免費玩中国书画百科 APP玩免費免費玩中国书画百科 App中国书画百科 APP LOGO中国书画百科 APP QRCode熱門國家系統...
LAS Viewer
A utility for viewing LAS format files. This type of file is commonly used in the oil & gas industry for data transfer.Some of aspects of the plotting...
Tubular Volume
Calculate tubular volume for coiled tubing or pipelines. Useful for calculating volumes for doing nitrogen purges or cleanouts.For coiled tubing selec...
Drill Bit Charts
This is a very simple free app with charts for drill bits sizes in fractional inches, metric, US number, and US letter sizes. It scales to larger scre...
WellHandbook
WellHandbook WellHandbook is a free application offered to the oilfield cementing community. The application has been released to facilitate volume ca...
D.U.C
钻井单位换算在勘探和生产行业引用全面标准化的钻井单位换算公式来计算 和记录油田数据。这个功能丰富的换算应用程序经常被石油和天然气行业的工程专业人员使用，包含 7种不同章节的 换算、 65种 换算类型、 521个 单位度量和 6,791个 算法。免费下载 D.U.C解锁基本单位换算。专业单位换算公式可...
WellControlPro
WellControl tool for drilling and mud engineers.GetAnnular volumeString VolumeStksLag UpTotal LagKill Mud WeigthHydrostatic PressureIncrease and Decre...
Bottoms Up Pro 3
Bottoms Up Pro - Your Modern Driller Tool for Android. Pushing a new oil industry standard.Starting 10/31/2013 we will be delivering daily formula upd...
Halliburton eRedBook® Mobile
Halliburton’s eRedBook® Mobile application is offered as a free download. It is derived from the Halliburton Cementing Tables, the industry-preferred ...