线性逼近 linear approximation ; linear proximity
线性逼近法 linear ; linear approximation method
线性逼近问题 linear approximation problem
非线性逼近 nonlinear approach
线性逼近函数 Linear Approximation Function
强性逼近 strong approximation
可逼近性 [数] approximability
结构性逼近 structural approximation
线性逼近算子 Linear approximation operator
在苏联时期，切尔诺贝利核电站事故中所泄露放射性尘埃粒子扩散了几百甚至几千公里远，导致了健康问题的逼近。
The Chernobyl nuclear power plant accident in the Soviet Union sent radioactive dust particles hundreds and even thousands of kilometers away, with health effects occurring close in.
结构性失业肯定会缓慢逼近欧洲的水平。
Structural unemployment is surely inching closer to European levels.
解说： 在这张来自卡西尼飞行器的戏剧性的图片中，土星的卫星之一的土卫二在阳光的照射下显出一道月牙，阴森地逼近了土星黑夜侧的上方。
Explanation: A sunlit crescent of Saturn's moon Enceladus looms above the night side of Saturn in this dramatic image from the Cassini spacecraft.
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