Currently, a completely commercialised mode of development is gaining strength and the quality of urban spaces is declining.

现在，完全的商业化开发主导模式越来越强大，城市空间越来越粗犷。

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The production of an oil field after its development will pass through rising, stable, and declining periods successively.

一个油田投入开发后，其产量一般要经历上升、稳定和下降三个阶段。

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According to the release intensity of the cortex vesicles, cortical reaction can be divided into the latent period, development period, climactic period, declining period.

根据皮层小泡释放强度，可将皮层反应分为潜伏期、发展期、高潮期、衰退期四个时期。

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Zambia's unwise nationalisation of the mines in 1969 (as advised by the best of British development economists) may have contributed to declining copper production but population pressures, shifts in the terms of trade since the 1970s and a burden of debt to the West that originated then in recycled petro-dollars have contributed massively to the impoverishment of the country.

ECONOMIST: Poor Africa

However, biodiversity and ecosystem services are declining at an unprecedented rate and the world failed to reach the Millennium Development Goal (MDG) target of a significant reduction in the rate of biodiversity loss by 2010.

UNESCO: Social and Human Sciences