parallel circle

It is investigated that the thermal spectrum analysis method based on the sub-transistor parallel connection model and the transistor isothermal circle model.

第四章晶体管热谱分析方法是本文研究内容的重点，介绍了基于子管并联模型和等温环模型基础上的晶体管热谱分析方法。

This article detailedly discusses the principle of obtaining the center of a circle ′ s coordinate and the realization course of directional barrel ′ s parallel degree image measurement system based on the least square method.

详细论述了基于最小二乘法求圆心坐标的原理和在定向管平行度图像测量系统中的实现过程。

The 38th parallel is a circle of latitude that served as the initial basis for the famous demilitarized zone ( DMZ) between North and South Korea-the most heavily fortified border in the world.

三八线是一条用以划分南北朝鲜之间受降范围的暂时军事分界线，是世界上防卫最森严的一条边界线。