Double ring zoom 双环式变焦镜头
double ring antenna 双环天线
double ring ahead 加速前进
Double ring 宇宙双鹰
double ring full ahead 双车前进三
double-ring oil sealing 双流环形油密封
double ring wrench 双头梅花扳手
In this paper, a message transmission scheme by the optical fiber based on CANBUS with the structure of redundant double ring is presented so as to greatly improve the reliability of networktransmission.
本文给出了一种CAN总线的光纤传输方案,采用双环冗余结构,使得网络传输的可靠性大大增加。
参考来源 - 基于CAN的电动汽车控制网络设计与实现·2,447,543篇论文数据，部分数据来源于NoteExpress
In this method, a double-ring-shaped radially polarized beam and a single-ring-shaped azimuthally polarized beam are incoherently superimposed.
在该方法中，一束双环形状的径向偏振光和一束单环形状的角向偏振光被非相干地叠加到一起形成复合光束。
A new type of the double-vortex beam is generated by the coaxial superposition of vortex beams with two different topological charges, whose intensity distribution is double-ring.
利用带有不同拓扑荷数的两束涡旋光束进行共轴叠加，产生了一种新型光束双涡旋光束，其光强分布为双环结构。
This paper studies the stator vibration of an induction motor with square frame, and presents a novel multi-degree vibrating model which is superior to the conventional double-ring one.
对方形机壳异步电动机的定子振动分析模型作了研究，给出了一种比双环模型更适用的多自由度模型，并对典型结构的方形异步电机进行了实际分析。
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