1.
The relationship between umbilical coiling index and umbilical artery blood stream S/D and pregnancy outcome
脐带螺旋指数与脐动脉血流S/D比值及妊娠结局关系的研究
2.
helical gear with helix angle
带螺旋角的螺旋齿轮
3.
The triple helix brings you into the feeling center.
三倍数螺旋带你们进入知觉中心。
4.
3D Exact Reconstruction Based on Exponential Dynamic Pitch Helical Trajectories
一种指数型动态螺距螺旋轨道的三维精确重建
5.
Significance of Tei index in the monitoring of ventricular function in fetuses with nuchal cord
Tei指数在脐带绕颈胎儿心室功能监测中的意义
6.
propeller,esp of a ship or motor boat
螺旋桨（尤指船的）
7.
Helicoidal Surfaces and Pseudo-umbilical Surfaces in Minkowski 3-space;
三维Minkowski空间中的螺旋面和伪全脐曲面
8.
Relationship of Blood Lead,Copper and Zinc levels versus Hematopoiesis and Iron Parameters of neonate
新生儿脐带血铅铜锌水平与血细胞指数及铁代谢指标的关系
9.
Parameter Calculation of the Driving System with a Flywheel in the Pneumohydraulic Screw Press
气液螺旋压力机带飞轮拖动系统参数计算
10.
Optimization Design for Structural Parameters of Auto-Engine Oil Seal with Helical Groove
内燃机带螺旋槽曲轴油封的结构参数优化设计
11.
Numerical analysis and experiment of a miniaturization ultra-wideband spiral antenna
一种小型化宽带螺旋天线的数值分析与实验
12.
pulley for main grain auger
谷粒推运螺旋皮带轮
13.
helical spline type actuator
带螺旋活塞杆的液压缸
14.
auger with valve
(钻浅井用) 带阀螺旋钻具
15.
spiral valve tray
带螺旋叶片的浮阀塔板
16.
Of, relating to, or resembling a navel or an umbilical cord.
肚脐或脐带的肚脐或脐带的，与肚脐或脐带有关的，象肚脐或脐带的
17.
Screw thread belt tighteners for type TD belt conveyor--Specifications
GB/T994-1977TD型带式输送机螺旋拉紧装置基本参数与尺寸
18.
The Study of Spiral Surface Belt Polishing Process Method and Special CNC Polishing Machine
螺旋曲面砂带抛光工艺方法及专用数控抛光机研究