1) torsional properties
扭转特性
1.
In this contribution we study the torsional properties for the different chiral single-walled carbon nanotube(SWCNT) based on the constitutive model established by the higher-order Cauchy-Born rule.
研究发现结构呈现对称性的锯齿型和扶手型单壁碳纳米管具有完全对称的扭转特性,而结构不对称的手性型单壁碳纳米管具有正反相异的扭转特性。
3) twist vibration characteristics
扭转动力特性
4) torsion mechanical characteristic
扭转力学特性
5) torsional vibration characteristics
扭振特性
1.
Based on these studies,with an in-line 6-cylinder crankshaft system working both under normal combustion and when facing the misfire of a single-cylinder,the system s torsional vibration characteristics under specified speed and working speed range are analyzed.
以某直列6缸发动机曲轴系统为例,分析比较了该系统在发动机正常发火和单缸熄火时额定转速下和工作转速范围内的扭振特性。
2.
Considering the variable inertia of the reciprocating parts,free torsional vibration characteristics of crankshaft are studied.
研究往复运动件变惯量下的曲轴系自由扭振特性。
6) moment characteristics
扭矩特性
1.
<Abstrcat>To describe the starting process of aeroengines,analyze the relationship between starting moment and the engine moment characteristics and its loading in the starting process,the mathematic model of aeroengine starting system was developed,and the computing method of time of start was given in this paper.
简述了起动过程,分析了起动过程中起动扭矩与发动机扭矩及其负载扭矩特性间的关系,给出了起动机的选择原则,从而建立了基于起动机扭矩及发动机扭矩特性的发动机起动系统数学模型,并给出起动时间的计算方法。
补充资料：扭转
扭转
twist
n 1 UzhU0n扭转(t wist)轧制过程中轧件绕自身纵轴转动了一定角度而形成的缺陷。主要发生在型材和棒材上。标准规定产品不能有扭转，出现扭转必须进行矫直。产生扭转的原因有:孔型错牙，轧件进孔型不对中;轧件温度不均;机架间张力过大，拉钢严重;出孔型时因卫板不正，轧件断面上受压不均或受到倾倒力矩等。 (崔峰)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条