本文研究了李群的余切丛上的辛群胚结构。
In this paper, we study the symplectic groupoids structure on the cotangent bundle of Lie group.
结果术后有1例发生吻合口漏，其余切口愈合良好。
Results There was only 1 case that embodied anastomotic leakage, others, cuts healed well.
通过新提出的余切关系定理，解决了单站纯方位观测的非线性问题。
A new cotangent theorem is deduced to solve the nonlinearity for bearing-only measurement.
根据所提出的余切关系定理，实现了纯方位观测的直线运动目标跟踪。
According to the author's Cotangent relations theorem, bearings-only target tracking with linear motion is achieved.
设计并实现一种新颖的CAN总线双冗余节点电路，增强了冗余切换的灵活性。
A new circuit for CAN bus dual-redundancy node is designed and implemented, which makes the redundancy switch more flexible.
从理论和实践两个方面较为系统地阐述了旋转变压器峰值采样正余切轴角编码方案及其工程设计原理。
From two aspects of theory and practice, this article more systematically expounded the peak sample transformer rotating shaft cotangent coding scheme and its engineering design principles.
通过软件编程的方式将复杂控制算法和软冗余切换程序嵌入到控制器中运行，并合理设计系统结构，解决了炼油装置的疑难控制问题。
Programming the complex control algorithms and soft redundancy switching to the controller, and design the system structure rationally, it solves the control problem in refinery.
通过软件编程的方式将复杂控制算法和软冗余切换程序嵌入到控制器中运行，并合理设计系统结构，解决了炼油装置的疑难控制问题。
Programming the complex control algorithms and soft redundancy switching to the controller, and design the system structure rationally, it solves the control problem in refinery.
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