Applying the rough set theory make the controlling quantity roughened, and realizes a variable precision control.

利用粗糙集合理论对控制量作了粗糙化，实现了控制系统的变精度控制。

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You should take a more realistic attitude to the problem and change your diet incrementally: keeping the same quantity and controlling calories.

你应该对问题抱有更现实的态度和和改善你的膳食：保持进食量和控制热量摄入。

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Therefore, the controlling of the quantity, shape and distribution of inclusion are essential to ameliorate the quality of steel.

因此，减少夹杂物数量并控制其形态和分布是提高连铸坯质量的一项重要任务。

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And they will study whether it is involving in controlling sleep quantity alone, or also what scientists call the "wakefulness-behavioral drive."

VOA: special.2009.08.26

In theory, a discretionary central bank could limit the quantity of money and achieve long-run price stability by controlling the growth of nominal final demand.

FORBES: The Federal Reserve's Flawed Approach To Monetary Policy