从理论上论证了根据直接线性变换系数采用影像内定向方法进行普通数码相机方位元素解算的不可行性。
It is confirmed that it is not feasible to calculate the orientation elements of common digital camera according to the DLT indexes using image inner direction method.
采用定向射孔，使得实际射孔孔眼与原来设计的具有一定角度和方位的偏差，主要有孔眼轨道产生的偏差、孔眼角度产生的偏差等。
By use of oriented perforator, a certain variance of Angle and azimuth between actual perforated hole and former design is made which mainly caused by hole trace, perforated hole Angle.
分析了定向探测器的工作原理和目标方位识别的关键技术，并对探测天线的设计做了详细的分析和计算。
The work principle of directional detector and the key technique for identifying target bearing are analyzed. Design and calculation of detecting antenna have been carried out.
在定向井及丛式井的转盘钻进中，旋转钻柱会产生方位漂移。
The rotary drill stem will engender direction drift in rotary drilling of directional well and cluster well.
在定向井轨迹控制中，方位控制是个棘手问题。
The control of azimuth is a knotty problem in controlling directional well trace.
影响各向异性的主要因素有岩石的结构构造、矿物的晶格优选方位（LPO）、形态优选方位（SPO）和定向微裂隙。
Seismic velocity anisotropies are mainly caused by lattice preferred orientation( LPO) , shape preferred orientation( SPO) of the major minerals, and oriented microcracks.
分析了定向探测器的工作原理和目标方位识别的关键技术，并对探测天线的设计做了详细的分析和计算。
The work principle of directional detector and the key technique for identifying target bearing are analyzed.
儿童的空间再定向指的是迷失方向的儿童在空间中重新确定自己方位并找回被藏物体的能力。
Childrens spatial reorientation was the ability of reorienting themselves and finding the hidden object after disorientation.
计算结果同时证明，如果在川西深层采用定向井钻井，其井壁稳定性将不会因为井斜角、相对方位角的变化而变差，且地层破裂压力会随井斜角和相对方位角的增加而大幅提高。
It also figures out that the wellbore stability of directional well in the West of Sichuan Basin will be much better than the straight hole with the increasing of the deviation and relative azimuth.
发射无方向信号的无线电信标台。据此飞行员能够用自动定向仪 （ADF ）确定他的背台或向台方位。
A radio beacon which transmits nondirectional signals whereby the pilot can use the ADF to determine his bearing to or from the station.
理论和实践表明，垂直定向排列的裂缝能够诱导方位各向异性，三维P波地震是一种经济有效的裂缝勘探方法。
Theory and real data show that vertically aligned fractures can induce azimuthal anisotropy. 3D P-wave seismic exploration is an effective and economic method for detecting fractures.
理论和实践表明，垂直定向排列的裂缝能够诱导方位各向异性，三维P波地震是一种经济有效的裂缝勘探方法。
Theory and real data show that vertically aligned fractures can induce azimuthal anisotropy. 3D P-wave seismic exploration is an effective and economic method for detecting fractures.
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