double helix是什么意思

网络释义

用法例句

This paper briefly illustrates the construction of multifunctional roller refiner and expounds the principles and working properties of the parallel,joggling and parallel spinning double helix rollers in pulp refining.

要本文简述了辊式多功能磨浆机的结构；探讨了平行、啮合、同向旋转双螺旋辊磨解浆料的机理和工作特征；列举了它在制浆造纸工业中的应用实例。

The structure of cooling channel is double helix and the coolant is L-N2.

较详细地论述了高低温调试平台制冷和加热的设计构造,该设备采用加热和制冷双层结构,制冷层采用双螺旋通道,制冷剂用液氮,加热层采用均匀分布的高精度电热管,设备具有表面温度均匀性好、效率高、噪音底、无污染的特点。

A set of double-helix continuous cooling equipment which is fit for cooling the matrix of emulsion explosive is designed and illustrated in this paper.

该文设计了一种适用于乳化炸药基质冷却的双螺旋连续冷却装置,以水为冷却介质,充分考虑了设备的运行安全性、冷却过程的常压化,具有连续高效的生产能力与安全性,能与国内现行连续乳化炸药生产线配套,产品质量有保证。

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

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

The title compound possesses novel hydrogen-bonded three-dimensional(3-D) network,in which unusual 1-D hydrogen-bonded organic double-stranded helical chains assembled from wrapping of two single-str.

该化合物在π-π堆积和氢键等超分子导向作用下组装成新颖的有机双链螺旋和三维氢键超分子结构。

a twin-screw cruiser

双螺旋桨的机动游艇.

double helical (spur) gear

双螺旋齿轮，人字齿轮

Double Spiral Fluting Tap, a New Type Threading Tool

一种新型的螺纹工具——双螺旋槽丝锥

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

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。

DNA double helix structure

脱氧核糖核酸双螺旋结构

Double-helix staircases link all three levels.

双螺旋楼梯将上下三层连接了起来。

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

Double DNA Helix of Enterprise Management--Lean Six Sigma;

企业管理的DNA双螺旋-精益6西格玛

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

"Normalization-innovation" double helix based on property right trade;

基于产权交易的“规范化-创新”双螺旋

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

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

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

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

paranemic spiral

平行螺旋，反向双股螺旋

double torsion machine

双列螺旋弹簧卷绕机

electron-nuclear double resonance helix

电子-核子双共振螺旋管