任意抽样,optional sampling

1)optional sampling
任意抽样

2)optional selection
任意抽样

3)arbitrariness
任意

4)option
任意

5)voluntariness
任意

6)arbitrary
任意

7)any to any
任意至任意

8)arbitrary shape
任意形状
1.
Boundary element method for pressure calculation of arbitrary shape and mixed boundary reservoir;
用边界元法计算任意形状混合边界的油藏压力


2.
Model constitution and correction of arbitrary shape scattering object;
任意形状散射体模型的建立和修正


3.
The methods are verified against analytical solution for simplified rectangular and round reservoirs, so pressure-transient behaviors characters in two-dimension homogeneous reservoir with arbitrary shape are calculated.
以任意形状二维均质油藏的定解问题为基本的数学模型,推导了实空间和拉氏空间中的边界元数值计算方法。



9)arbitrary shape curved surface
任意曲面

10)arbitrary distribution
任意分布
1.
Reliability optimization design of overhead traveling crane with arbitrary distribution parameters;
任意分布参数的桥式起重机的可靠性优化设计


2.
The equipment battlefield repair systems model was set based on arbitrary distribution stochastic Petri nets.
基于任意分布随机Petri网(ASPN),建立了装备战场抢修系统的ASPN模型。



补充资料：任意
1.任随其意，不受约束。 2.没有任何条件的。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。

任意抽样,optional sampling