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可在安卓獲取Drill Collar wt. per foot的歷史版本
每英尺計算器DCollar重量
Ever needed to know the wt per foot of a drill collar. This little app calculates that for you based on ID and OD.
The app has been tested on several different android devices.
最新版本1.0更新日誌
Last updated on 2013年10月13日
Minor bug fixes and improvements. Install or update to the newest version to check it out!
翻譯中...
Drill Collar wt. per foot
1.0 by Norm Greenwood
2013年10月13日
$4.99