helical

H 开头单词 GRE词汇

常见例句

The polynucleotide chain is helical.
多核苷酸键是螺旋形的.
In a globular protein, certain portions of the chain are coiled into helical segments.
在球状蛋白中, 链的某些部分被盘成螺旋状.
Two types of viral symmetry have been recognized, the cubical symmetry and helical symmetry.
已经证实病毒有两种对称型, 即立体对称和螺旋对称.
In a globular protein, certain portions of the chain are coiled into helical segments.
在球状蛋白中, 链的某些部分被盘成螺旋状.
The polynucleotide chain is helical.
多核苷酸键是螺旋形的.
In reality, helical springs symmetric pitch near both ends.
实际上弹簧两端螺旋角逐渐变小.
Turkey Hall area of 2000 square meters, the external rectangular, internal is a helical structure.
土耳其馆面积达2000平方米, 外部呈长方形, 内部则是螺旋状的结构.
Deformation of helical buckling appeared on rod during down stroke is also analyzed.
同时分析了下冲程抽油杆所产生的螺旋弯曲变形.
Helical bevel gears have an infinite life, and are 50 % more efficient than single worm gears.
螺旋锥齿轮有无限的使用寿命, 而且比单蜗轮齿轮50%以上的效率.
Heat transfer characteristics of separated helical heat pipe are analyzed in this paper.
阐述了分离式螺旋热管的换热特性,并提出了将螺旋热管应用于蓄冷系统的新方案.
Helical circular mixture, fast and uniform stirring.
螺旋循环搅拌使得原料混合更加均匀、快速.
Our simulated results are of some technological interest in fabrication of helical TWT.
这为生产厂家在考虑成本的前提下,有效控制工艺参数,提供了具有实际指导意义的参考.
The helical spring can no longer be used.
盘簧不能再用了.
Helical gears are used to transmit motion between parallel shafts.
螺线齿轮被用于传送在平行的轴之间的行动.
It is the helical clearance area in API connections after making up that contributes to leaking.
API螺纹啮合后存在的螺旋性间隙是导致螺纹接头泄漏的根本原因.
This series machine is suitable for batchsingle manufacturing column straight pinions, slope pinions, helical gear gear.
该机床适用于批量及生产加工圆柱直齿轮、斜齿轮、链轮及蜗轮.
Helical bevel gears have infinite life, and are 50 % more efficient than single worm gears.
螺旋锥齿轮有无限的使用寿命, 而且比单蜗轮齿轮要高出50%以上的效率.
The existence conditions of helical equilibrium are discussed as a special configuration of the rod.
作为特殊的平衡状态,讨论杆的螺旋线平衡的存在条件.
Two phase flow forced convection boiling heat transfer on helical coiled tubes has been systematically studied.
对螺旋管中两相强制对流沸腾传热特性进行了试验研究.
The robust parallel helical gearing allows for a rugged , economical agitation solution.
坚固耐用的平面轴斜齿轮传动, 能够经济、有效的完成搅拌任务.
The tape helix model is suggested for vaneloaded helical slow wave structures in this paper.
建立了翼片加载螺旋线慢波结构的螺旋带模型,得到了实用的色散方程、耦合阻抗和衰减常数的表达式.
The technology of pulling forming method of helical vane is introduced.
介绍螺旋叶片拉伸成形工艺方法.
Roller kiln using helical gear drive, oil bath lubrication.
辊道窑传动采用斜齿轮, 油浴润滑.
The transmission is mechanical double levels controlled with constantly meshed helical gears , and coupling sleeve shift.
变速箱采用常啮合,斜齿轮传动,结合套换档, 双杆机械操纵.
Helical gear with different helix angles is a particular gear is widely used in polishing grinder.
变螺旋角斜齿轮是一种特殊齿轮,广泛应用于抛光设备中的抛光磨头上.
The rapidly quenched copper alloys containing high density vacancies produced helical dislocations during aging.
具有高浓度空位的急冷合金在时效过程中产生了蜷线位错.
In twelve patients with suspicion of pulmonary sequestration, enhanced contrast helical CT was performed.
方法:12例疑肺隔离症病人接受了螺旋CT扫描.
Sophisticated plastic helical gear parametric modeling process was described in this paper.
阐述了在精密塑料斜齿轮参数化建模过程.
Helical gears are used to transmit motion between parallel shafts.
螺线齿轮被用于传送在平行的轴之间的行动.
Turkey Hall area of 2000 square meters, the external rectangular, internal is a helical structure.
土耳其馆面积达2000平方米, 外部呈长方形, 内部则是螺旋状的结构.

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