Double square root model suits the survey data most.

双平方根模型最适合于实测数据。

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Double square root (DSR) equation has provided a new theoretical framework for developing wave equation migration.

双平方根(dsr)方程为波动方程偏移提供了一种新的理论框架。

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If I win the game, I'd like one grain of rice for the first square of the chessboard, two for the second, four for the third, and then double the amount for each of the rest of the squares.

如果我赢了，我想在棋盘的第一个方格里放一粒米，在第二个方格里放两粒米，在第三个方格里放四粒米，然后在剩下的方格里依次放两倍的米。

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Remember the Chinese fable of the mighty emperor who agreed to give a wily supplicant one grain of rice for the first square on a chess board, double that for the second square, double again for the third and so on, before he realised that he would be giving away his whole kingdom's supply before the board was half-finished.

ECONOMIST: Eventually, bigger means different

Pantaloon Retail, India's biggest and fastest-growing retailer, has 144 shops in 32 cities, and Kishore Biyani, its founder, plans to double the square footage of his empire by next June.

ECONOMIST: Retailing: Setting up shop in India | The

Rebecca Nash, 22, and Hope Stubbings, 19, said they booked a double room at the Brunswick Square Hotel but when they arrived they were told it only accepted straight couples and families.

BBC: Brighton hotel accused of turning away lesbian couple