On-axis fill is easier since one doesn't have to worry about how shadows appear, but off-axis fill gives more flexibility with placement and control over the appearance of reflections.

因为一个补是容易后轴不必担心，但离轴阴影看起来如何填补了更灵活的位置和控制反射的样子。

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The semplicity of use combined with a wide flexibility allow the placement in every kind of process.

也可弹性地应用于生产的各个程序。

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Engineering innovations have also given designers more options when crafting the interiors, thanks to greater structural flexibility in the placement of walls and barriers inside the cabins.

BBC: Increased comfort in the sky

McClain said the beer industry is pleased that the ruling provides "substantial flexibility" in terms of the format and placement of the disclosure on packaging.

NPR: Are Nutritional Labels Coming On Alcoholic Drinks