1) go-ahead mode
向导方式
2) steering method
导向方式
1.
Based on the intensive study of the steerable rotary drilling systems in the world and referenced to the control and guide method of missile, a new steering method for the modulated steerable rotary drilling system was proposed.
在深入研究国外旋转导向工具的基础上,参考导弹制导原理,提出了调制式旋转导向工具新的导向方式,建立了导向力"等力合成模型",并对其影响规律进行了分析。
3) directional derivatives
方向导数
1.
A set of first-order necessary optimality conditions based on the the upper and lower bounds of directional derivatives of the optimal value function of lower problem are proposed.
首先,利用下层问题最优值函数的方向导数的上下界的性质给出一阶最优性条件。
2.
The directional derivatives of the multiple eigenvalues are obtained.
本文研究解析依赖于多参数的二次特征值问题重特征值的灵敏度分析,得到了重特征值的方向导数,证明了相应的特征向量矩阵和特征值平均值的解析性,给出了其一阶偏导数的表达式。
4) direction derivative
方向导数
1.
The extreme value of binary function at f_(xx)f_(yy)-f~2_(xy)=0 is judged by its direction derivative which follows ray starting from stable point and passing point P at every point P in noncentral neighborhood of stable point.
用驻点的去心邻域内各点P处函数沿以驻点为端点的过点P的射线方向的方向导数是否同号,来判定二元函数f(x,y)在fxxfyy-f2xy=0时的极限。
2.
This paper introduces the use of lagrange multiplier method and direction derivative method to solve the conditional extreme problem,and makes a comparison between these two methods.
通常我们在求函数条件极值问题时,原则上将条件极值问题转化成无条件极值问题来进行求解,本文介绍了利用拉格朗日乘数法和方向导数法来解决条件极值问题,并将这两种方法进行了比较。
3.
Using definition of Direction derivative of E-convex functions,it is obtained that characteristic theorem of Direction derivative of E-convex functions and applying this theorem it is obtained that some properties of Direction derivative of E-convex functions which are verified.
在E凸集上,引进E凸函数,定义了广义实值函数的方向导数即沿给定方向的变化率。
5) direction induction
方向诱导
1.
It is put forward that this problem can be analyzed and studied from space induction system and direction induction sign system,and corresponding design principles are proposed.
对此原因进行分析 ,提出可以从空间导向系统设计和方向诱导标示系统设计进行分析和研究 ,并提出了相应的设计原则 。
6) directional derivative
方向导数
1.
The directional derivatives of a map in a Banach algebra;
Banach代数上映射的方向导数
2.
Image edge detection based on directional derivative and cubic B-spline wavelet
基于方向导数和B样条小波的图像边缘检测
3.
Partition of solutions and directional derivatives for linear programming problem with higher-dimensional parameters
多维参数线性规划的解分割和方向导数
补充资料：油气田开发方式(见油气田生产方式)
油气田开发方式(见油气田生产方式)
development pattern of oil and gas field:see recovery pattern of oil and gas field
a垃d gas月e卫d) 、‘。尸卫Jlent见油气田小冰、*pa士teroof ojl
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