本文介绍了井眼轨迹描述与计算领域中的最新研究进展，其内容包括井斜函数模型、井眼轨迹挠曲形态描述以及井眼轨迹测斜计算的自然参数法、曲线结构法和数值积分法。通过对理论模型的验证与应用，得出了一些有关测斜计算方法评价的重要结论。 This paper introduces the latest research progress in the field of wellbore trajectory description and calculation. The content includes the wellbore function model, the description of the wellbore trajectory deflection form and the natural parameter method, the curve structure method and the numerical integration method . Through the verification and application of the theoretical model, some important conclusions about the evaluation of incline calculation method are obtained.