1) Two pendulums and two fibers
双丝双摆
2) double pendulum
双摆
1.
The motions of the double pendulum linked by rigid rods with mass;
具有质量的刚杆连接的双摆运动
2.
Parametrically excited double pendulum belongs to 2 degree freedom time-varying system,it is a basis to study nonlinear dynamics of multi-degree freedom system and elastic beam.
参数激励双摆属两自由度时变系统,是研究多自由度系统以及弹性体梁参激振动的基础。
3.
An analytic method to study the periodic motion of double pendulums is presented.
描述了一种平面自由运动的双摆,考虑动量矩和能量守恒的条件,根据刘维尔可积定理可知该系统的可积性。
3) double compound pendulum
双摆
1.
This paper studied the oblique-impact vibration of a double compound pendulum with the end displacement limit under harmonic moment excitation.
研究了简偕力矩激励作用下的平面双摆与单侧刚性约束面之间的斜碰撞振动,讨论并推导了系统在斜碰撞前后的状态关系,并用数值方法研究了激励参数和系统物理参数的变化对系统稳态行为的影响,揭示了斜碰撞振动系统的运动复杂性。
4) double-wire
双丝
1.
A series of waveforms of current and photos of high-speed camera shot which recorded the droplet transfer process of double-wire pulse MIG welding have been obtained with the assistance of an independently developed double-wire pulse controller, a high-speed video system and an electrical signal collecting system.
从双丝焊电弧和熔滴过渡的特殊性入手,引出了脉冲喷射过渡。
2.
An double-wire X-ray Beam Position Monitor (XBPM) was manufactured to solve the problems in BSRF-3B3 diagnosis.
光斑的绝对位置和强度是同步辐射光束线性能的重要参数,本文研制的双丝XBPM系统既可以监测束流的稳定性,又可以探测光斑的形状、光强的分布。
5) double wire
双丝
1.
Analysis of arc interference and control strategy for double wire AC-DC SAW
交直流双丝埋弧焊电弧干扰分析及控制策略
2.
On the current technical level, the double wire submerged arc narrow groove welding technology invented by Harbin Welding Institute was recognized by the market.
就目前的技术水平而言,国内的哈尔滨焊接研究所的双丝埋弧窄间隙焊接技术较为被市场所认可。
6) twin-arc twin-wire
双弧双丝
补充资料：乌龙双摆尾
乌龙双摆尾 乌龙双摆尾 小儿推拿方法名。即乌龙摆尾。见该条。
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