The use of standard gray scale and color targets in the scene is required for correct camera exposure and positive printing.

在景物中设置标准灰阶标板和彩色靶标，其目的是为了确定正确的曝光量和正片印制。

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If money printing is no longer a net positive for markets, who will keep the system afloat?

FORBES: The Reasons For Rising Stock Prices

The quantitative easing that was put in place was exceptionally positive for gold because the gold market believes printing money will be inflationary, she added.

FORBES: Interview: Gold Needs Further Reflation If It Is To Rise Over $2,000/Oz -- Scotiabank's Mohr

Among other positive developments have been the refurbishment of school buildings, the printing of new school textbooks and the provision of free stationary to pupils.

BBC: Fawzia