The IRR sensitivity analysis by the interpolation method has three disadvantages: too much calculation, plotting without strictness and lack of reliable evaluation standard.
内插法求解irr敏感性分析存在三个不足之处：计算量繁琐、作图不严谨和缺乏可靠的评价标准。
However, it is restricted in application owing to the lack of a sound theory about the calculation of force of the parabolic oblique arch bridge.
但对抛物线斜板拱桥的受力计算尚无成熟理论，使之应用受到限制。
Because multiline big Angle skew bridge is lack of theory and experience calculation method at present, it needs to be experimented by hydraulic model.
针对多线斜交桥渡在斜交角度较大的情况下，目前尚缺少理论及经验计算方法的特点，对某多线大角度斜交桥渡进行了水工模型试验。
Template matching theory is very perfect, but lack of efficiency because of complicated calculation, so is ignored by people.
模板匹配技术理论成熟，但其计算量大缺乏效率而不受重视。
Now, it is lack of systematical investigation on the design and calculation.
目前，在地热换热器的设计计算方面缺少系统的理论研究。
Lack of quantitative calculation, there are limitations of empirical method in practical application.
由于缺乏量化的计算，经验方法在实践应用中存在较大的局限性。
The problem in the logistics costs accounting is the inaccurate calculation for lack of the knowledge about logistics costs, and the activity-based accounting can solve it.
现行企业物流成本核算中普遍存在因对物流成本认识不足并进而导致计算不准确的问题，利用作业成本法进行物流成本核算则可有效弥补其不足。
The problem in the logistics costs accounting is the inaccurate calculation for lack of the knowledge about logistics costs, and the activity-based accounting can solve it.
现行企业物流成本核算中普遍存在因对物流成本认识不足并进而导致计算不准确的问题，利用作业成本法进行物流成本核算则可有效弥补其不足。
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