本文提出了一致性分段式削度方程和一致性材积比方程。
In this paper a compatible segmented taper equation and a compatible volume ratio equation are developed.
钩梢后竹材力学强度有所下降，但削度更圆满，材用价值高。
After cutting the top of bamboo, the strength of culm declined but the quality and the value of culm increased.
该文探讨了不用编制削度表直接建立高精度立木干曲线的方法。
This paper presents a method that the stem taper curve of standing tree can be estimated with a considerable precision without the taper table.
分析了建立健全内部控制制度的必要性，提出了完善内部控制削度和提高管理水平的具体措施。
The article analyses the necessity for establishing and strengthening internal control system, and presents several measures to strengthen the internal control system and raise the management level.
从测树学中对树干形状的描述出发，选择经典的孔兹干曲线式推导出可变参数的削度方程，理论依据可靠。
From the study of tree trunks described in Forest mensuration, the classic curve-derived were chosen to deduct the taper equation of variable parameters, which is reliable in theoretical basis.
介绍了高灵敏度的微小孔钻削测力仪的结构设计及微小孔钻削力测量系统的工作原理。
The structural design of a high sensitive micro hole drilling dynamometer and the working principle of the micro hole drilling force measuring system are introduced.
依据振动掘削的动力学特征和振动机理，建立铲斗-土壤的单自由度模型。
The single degree of freedom model of bucket-soil was established according to the dynamic characters and vibratory mechanism.
随后，根据速度反馈和位移延时反馈的颤振原理，建立了深孔钻削加工两自由度颤振动力学模型。
Secondly, dynamic model of deep-hole drilling system with the two degrees of freedom are established in the light of principles of machining chatter in cutting processes.
通过切削试验研究了超声激振双刃镗刀镗削深孔的过程和效果，分析了超声激振双刃镗削的切削机理，讨论了切削参数对加工表面粗糙度的影响规律。
Based on the cutting experiment, the process and effect of ultrasonic vibration boring for precise deep holes by using the double-edge boring cutter are researched.
本文首先将内孔拉削系统简化为单自由度系统，给出其振动的数学模型并对其进行运算和处理。
In this article the broaching internal round hole system is simplified to the single-freedom system. Themathematicsmode of vibration is given, calculated and dealt with.
本文首先将内孔拉削系统简化为单自由度系统，给出其振动的数学模型并对其进行运算和处理。
In this article the broaching internal round hole system is simplified to the single-freedom system.
本文首先将内孔拉削系统简化为单自由度系统，给出其振动的数学模型并对其进行运算和处理。
In this article the broaching internal round hole system is simplified to the single-freedom system.
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