Vacuum rubber seal plane flanges . connection types and basic dimensions 真空橡胶密封平面法兰.连接型式及基本尺寸
Vacuum rubber seal plane flanges . dimensions of o rubber sealing rings 真空橡胶密封平面法兰. “ o ”形橡胶密封圈尺寸
We only introduce the well - known phase plane and describing function methods 我们将介绍比较熟知的相平面法和描述函数法。
Ducting for ventilation equipment ; flanges ; series 3 ; flat and angle flanges 通风设备用管道.法兰.系列3 .平面法兰和角钢法兰
Ducting for ventilation equipment ; flanges ; series 2 ; flat and angle flanges 通风设备用管道.法兰.系列2 .平面法兰和角钢法兰
Phase plane method 相平面法
Tool path is generated by the treatment to the intersection curves between the offset of models " surfaces and drive plane 对基于实体表面等距面的截平面法精加工刀轨生成算法进行了研究。
The stability of the helical equilibrium is analyzed with phase plane method , and an analytical criterion of stability is revealed 用相平面法分析螺旋线平衡的稳定性，导出解析形式的稳定性条件。
Some successful techniques such as phase - plane , describing function , and ad hoc methods , have been developed to alleviate this shortcoming 一些成功的方法，如相平面法、描述函数法以及一些特定的方法可以改进经典控制理论。
With the concavity and integrability of sublinear terms near zero , the symmetry results for a class of sublinear elliptic equations are given by making use of the moving - plane method 本文利用次线性项在零点附近的凹性和可积性，用移动平面法给出了一类次线性椭圆方程正解的对称性
