1.
a twin-screw cruiser
双螺旋桨的机动游艇.
2.
double helical (spur) gear
双螺旋齿轮，人字齿轮
3.
Double Spiral Fluting Tap, a New Type Threading Tool
一种新型的螺纹工具——双螺旋槽丝锥
4.
Study on Casting Process Numerical Simulation for Grinding Machine of Double Helix Scroll Cover
双螺旋辊式磨浆机螺旋套铸造工艺数值模拟
5.
There are five other double helix pairs in the DNA system.
在dna系统里还有五条其它的双螺旋对。
6.
DNA double helix structure
脱氧核糖核酸双螺旋结构
7.
Double-helix staircases link all three levels.
双螺旋楼梯将上下三层连接了起来。
8.
Application and Dissemination of Double-Vortex Seal in Pipeline Pump.
双螺旋密封在长输油泵上的推广应用
9.
Double DNA Helix of Enterprise Management--Lean Six Sigma;
企业管理的DNA双螺旋-精益6西格玛
10.
On the Discovery of the Model of Double Helix Structure;
试论发现DNA双螺旋结构的模型方法
11.
"Normalization-innovation" double helix based on property right trade;
基于产权交易的“规范化-创新”双螺旋
12.
On "the double spiral of Baudrillard s early thought development";
波德里亚早期思想发展的双螺旋结构
13.
Approach to the Process of the Discovery of the Structure of DNA Double Helix;
关于DNA双螺旋结构发现过程的再反思
14.
The Theory of Warp of Space Time and The Structure of Biological DNA Double Helix;
弯曲时空理论与生物体DNA双螺旋结构
15.
A probe into "double spiral teaching courts" in gymnastic selective courses;
健美操选修课“双螺旋教学场”教法探析
16.
paranemic spiral
平行螺旋，反向双股螺旋
17.
double torsion machine
双列螺旋弹簧卷绕机
18.
electron-nuclear double resonance helix
电子-核子双共振螺旋管