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- The ratio between the dia-meter of vertebral canal and that of duramater capsule in the sagittal directionis 1 to 0.73 at the cervical segment level, 1 to 0.68 at the thoracic segmentlevel and 1 to 0.60 at the lumbar segment level. 椎管与硬膜囊的比值(矢状径)颈段为1:0.;73;胸段1:0
- The effects of the solid content,soft/hard segment levels and chain extenders on material's intrinsic viscosity,elasticity,hardness and mechanic property have been observed. 还考察了聚氨酯中软段和硬段相对含量的变化对力学性能的影响。
- However, because the actual level of Tuffier's line may vary from the L4 body to the L5 body, the intercristal line is insufficient to use as the sole landmark for assessing spinal segmental level. 但是由于嵴间线的实际水平是在L4和L5椎体之间移动，将其作为脊柱节段定位的唯一标志是不合适的。
- A line segment that joins two points on a curve. 弦将两点用曲线连接起来的曲线段
- I'd like a room on the upper level. 我想要楼上的房间。
- She cleaned a small segment of the painting. 她把画儿上的一小部分擦干净了。
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- The abdominal segment of an insect. 腹面昆虫的腹部体节
- The company dominates this segment of the market. 这家公司控制了这一部分市场。
- I hope you'll be on the level with me. 我希望你对我坦率布公。
- She needs to win this point to level the score. 她要赢得这一分才能将比分扳平。
- Keep a level head and phone the Fire Department. 保持冷静，打电话给消防署。
- A football field should be level. 足球场地应该平坦。
- The rising level of crime is a sign of the times. 犯罪率增高是这一时代的特徵。
- The length of any such line segment. 半距离这种线段的长度
- I have told the whole story on the level. 我已经诚实地把整个事情经过讲出来了。
- Find level ground for the picnic table. 找一处平坦的地面放野餐的餐桌。
- This mountain is 1,400 meters above sea level. 这座山海拔1,400米。
- He has a level head in emergencies. 他在危急关头能镇定自若。
- If the table top isn't level, things will roll off. 如果桌面不平，东西就会滚下来。
