Affordable decent housing, a kind of welfare and profitability, essentially aims to provide housing security for middle and low income mass.

它主要是为广大中低收入者提供具有保障性质的住房，集福利性与商品性于一体。

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Hainan is high in the middle and low on all sides.

海南岛的地形中间高，四周低。

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Standard formulas have super high, high, middle and low different viscosities.

标准粘度有超高粘、高粘、中粘、低粘。

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A new study says the leading cause of disability in older people in low and middle income countries is dementia.

VOA: special.2009.12.28

The study says the elderly are nine percent of the total population of low and middle income countries today.

VOA: special.2009.12.28

In low and middle income countries, heart disease and cancer get much of the attention given to chronic diseases.

VOA: special.2009.12.28

The Lib Dems have committed themselves to using any money left over after meeting their spending priorities to cutting income taxes for those on middle and low incomes.

BBC: Clegg unveils spending priorities

Instead, Romney once again hid behind rhetoric about helping the middle classes, but if the goal is to help middle and low earners, one must positively coddle the 1%.

FORBES: Mitt Romney vs. Barack Obama: Which Candidate Is Best For the U.S. Economy?

And instead of a tax cut for millionaires, we need a lower 10p starting rate of tax to ease the squeeze on millions of people on middle and low incomes.

BBC: UK economy avoids triple-dip recession