The calcium tolerance of phosphonic acid is lower than polymer type scale inhibitors.

有机膦酸的钙容忍度低于聚合物防垢剂。

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Outer Scale (Fig. 6) - This scale is a micrometer-type scale marked 0-9 at the tapered base of the red handwheel.

外刻度（图6） - 这个刻度是测微计类型刻度，在红手轮的锥形底座上标注0 - 9。

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Many researchers prefer to use a Likert-type scale because it’s very easy to analyze statistically. (Jackson, 2009, p. 89)

许多研究人员喜欢使用李克特量表编写问题，因为这会给后续的统计工作带来不少便利。

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He said the type and scale of engagement should be proportional to the potential impact of the proposal and whether or not it was an issue that had previously been consulted on, "rather than following the same bureaucratic process".

BBC: Cabinet office minister Oliver Letwin

Does it have an increasing-returns-to-scale type dynamic involved?

FORBES: Profiting From The Wisdom Of Crowds

And right now, the technology to produce this fuel type on a widespread scale simply does not exist.

FORBES: Bush's Energy Obstacle: Ethanol