Set your Foreground color to #00315C and Background to #001B32 and choose the Gradient Tool (G) with a gradient type option set to Radial Gradient.

设置前景色为 #00315C ，背景色为 #001B32 ，然后选择渐变工具（G），渐变类型为径向渐变。

youdao

We said if we had a constrained minimum or maximum, if we move in the level set of g, f doesn't change.

我们说，如果我们找到了在某个限制下最值点，如果我们在g的水平集里移动，f的值是不会变的。

youdao

That means that the gradient of f is perpendicular to the level set of g.

也就是说f的梯度向量,应该与g的水平集垂直。

youdao

The two presidents met for the first time on the sidelines of the G-20 economic conference in London in early April and set in motion what Clinton says is an effort to raise the frequently contentious U.S.-Russian relationship to a higher level.

VOA: standard.2009.05.07

There's not much surprise left to LG's Optimus G Pro reveal set for next Wednesday in New York.

ENGADGET

The G-20 was set up as an ad hoc response to the financial crises of the 1990s to meet the need to expand necessary international financial and economic cooperation beyond the seven largest economies plus Russia to include developing nations, like China, India and Brazil.

FORBES: G-8 + G-20 = G-20

Here in the States, his upbeat worldliness and passionate instrumental jams has set him alongside G.

NPR: John Butler Trio On World Cafe