Conclusion Bone metabolism disturbance in hypertension is postulated to be of high turnover type which needs further study.

高血压病人骨代谢障碍与骨钙素关系须进一步研究，高转化型骨代谢障碍可能性大。

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It is also found that the sudden change in the servo current always appears ahead of macroscopic movement of the worktable, which needs further study.

此外，还发现突变发生时刻总是早于工作台宏观运动时刻，这一提前量还需要进一步研究。

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Finally, the conclusion of this paper concludes all the research results of this paper and points out some limitations and some topics which needs further study.

最后，结论部分总结本研究成果，指出不足之处以及今后有待进一步深入研究的问题。

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