前后径在轴位和正中矢状位上呈现相似的变化趋势。
AP dural sac diameter on axial and midsagittal images showed a similar tendency.
在正中矢状位图像上测量了L1和S1水平的硬脊膜囊的前后径和上终板角。
On midsagittal images, AP dural sac diameter and the upper-endplate angles of L1 and S1 were measured.
枕大孔水平脊髓前后径及斜径角较正常对照组为小，但枕大孔前后径无明显差别。
Although the spinal foramen magnum anteriorposterior diameter was smaller but not statistically different from the control.
常规摄取标准正位及左侧位胸片，测量胸腔前后径及横径，计算胸腔前后径与横径之比率。
The standard P-A and left lateral chest film were taken and the A-P diameter and transverse diameter of the chest were measured, and the ratio between the both was calculated.
结果表明，屈光变化（P<0.001）、眼球前后径（P<0.005）、眼球垂直径（P<0.05）及病理学观察获得有意义结果。
The results showed that refraction(P<0.001) , anteroposterior axis of eyeball (P<0.005), rectilinear axia (P<0.05) and pathology changes were significant.
远视在某种程度上则相反，是较正常短些的眼球前后径或者太平坦的角膜使光线聚焦于视网膜后而不是之上，这导致近景视觉模糊和有时的远景视觉模糊;
Farsightedness is the opposite, in a way: A shorter-than-average eyeball or too-flat cornea focuses light behind the retina instead of on it, making near vision and sometimes distant vision blurry.
以造模前后的距小腿关节周径差值作为痛风性关节炎大鼠关节肿胀度。
So the swelling level of joint in rats with gouty arthritis was taken as perimeter margin of talocrural joint before and after model establishment.
在阀径计算和选型时关键在于正确选取用于计算的流量值和阀前后差压。
The key of calculation and selection of the valve is to select the correct flow value and the differential pressure value between the valve front and back for calculation.
在阀径计算和选型时关键在于正确选取用于计算的流量值和阀前后差压。
The key of calculation and selection of the valve is to select the correct now value and the differential pressure value between the valve front and back for calculation.
方法治疗组37例，对照组22例，测定治疗前后的宫高、腹围、胎儿双顶径，以及出生后的新生儿体重及胎盘重量。
Method: 37 cases of FGR were enrolled in treatment group and 22 cases of FGR were put into control group.
采用本文推荐的改进的钢管减径速度制度，可较大地降低减径钢管前后的切头损失。
The application of the improved tube reduction speed system recommended in the paper makes it possible to greatly cut down the crop losses of the reduced pipes.
试样的磨损深度主要与热处理前后试样的表面硬度变化以及试样表面的纳米管径有关。
Wear depth of specimens were mainly related with change of hardness fore-and-aft heat treatment and nanotube diameters of specimen surfaces.
采用等径角轧制工艺制备了AM 60镁合金板材，并对轧制前后板材的显微组织与力学性能进行了对比。
AM60 magnesium alloy sheets were prepared by equal channel angular rolling (ECAR), the microstructure and mechanical properties were examined.
方法采用T1序列对76例活体人脑前后连合间径（LI）在MRI上的长度进行测量；
Methods Intercommissural line(LI)lengths on MRI scanned by T1 sequence of 76 vital brains were measured;
结果：①空肠和回肠前后长人壁动脉入肌点位置和管径均不同；
Results: (1)Both the entering points and the diameters of the anterior and posterior long entering arteries are different between jejunum and ileum;
结果：①空肠和回肠前后长人壁动脉入肌点位置和管径均不同；
Results: (1)Both the entering points and the diameters of the anterior and posterior long entering arteries are different between jejunum and ileum;
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