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Well body track curve can be drawn out through surveying the depth in the hole.
通过对井筒不同深度的测量，即可得出井身轨迹曲线。
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The depth column has one track on the left and two tracks on the right.
深度栏左边具有一个记录道、右边具有两个记录道。
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The depth column has one track on the left and two tracks on the right.
深度栏左边具有一个记录道、右边具有两个记录道。
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