走向长度

小断层的走向长度与断距关系的数学模型

Mathematics model between strike length and fault throw of hitch

基于这一认识，运用断裂力学和弹性、流变理论，建立了小断层的断距与走向长度关系的数学模型，分析了影响断层断距的各种因素，并用实际资料进行了验证。

Based on this knowledge , using principle of fracture mechanics , and elastic mechanics , the relation math model about strike length and fault throw of hitch was made , the influence key of fault throw was analyzed , and it was validated by factual information .

最后得出关于采区合理走向长度和两种分层开采顺序适用条件的结论。

Finally , we concluded the optimal length of mining section along the strike and the appropriate conditions of application of these two sequences of mining slices .

当采区走向长度确定之后，可以通过改变首采工作面的长度来控制工作面终采线的位置，实现采区上山煤柱尺寸最小化。

The optimal location of the terminal line of coalfaces can be controlled by altering length of first coalface after the length of mining district is determined , so as to minimize the pillar size of rises .

倾斜分层采煤法的分层开采顺序（分采或同采）问题与采区走向长度问题互有联系。

In the mining of a thick gently pitching coal seam by inclined slicing method , the sequence of mining slices ( slices mined successively or simultaneously ) and the length of mining section along the strike are mutually related .

随着三维良导体埋深的增大，二维反演结果很难反映真实三维构造，若增大三维异常体的走向长度和尺度，使用二维反演仍可以有效地反映三维异常体的存在。

The results of 2-D inversion are difficult in reflection of real 3-D structure along with the increasing buried depth of good conductor ; using 2-D inversion can still effectively reflect the exist of 3 D anomalous body if increasing the oriental length and scale of 3-D anomalous body .

介绍了断裂参量在ANSYS中的计算方法，并通过计算分析得到了裂纹走向裂纹长度对应强度因子和j积分值的影响，为复杂裂纹在复杂载荷下的断裂判据的计算提供了有效的方法。

Calculation method of fracture parameters in ANSYS is introduced . The results show that the J - integral and stress intensity factor are variable with the crack orientation and crack length respectively . These provide valid method for the calculation of complex cracks under complex loads .

对于混凝土裂纹图像，算法能够找出裂纹的走向、长度、平均宽度和最大宽度。

The direction , length , average and maximum width of crack can be found out in any concrete crack image .

目的研究锁骨下静脉走向、长度等参数，探索锁骨下静脉穿刺的最佳位置。

ObjectiveTo clarify the optimal position of venous puncture by measuring the parameters ( trace , length ) of subclavian vein .

结果表明，其走向和长度均服从正态分布，并存在线性相关关系。

The results show that both the length and strike of seismotectonics are in accord with normal distribution , and the relationship between them is linear .

方法：对60例福尔马林固定的头颅标本，获取Willis环并充分暴露脑底部血管后，观测脑底动脉环各组成血管的起源、分支、走向、变异及其长度和外径。

Methods : 60 cases chinese adult cadaveric brain were well prepared for the sake of surveying the origin , branch , course and variation of circle of willis and measuring its length , external diameter .