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Therefore, from a practical sense, it is not the same as a number of mineral resources update.

所以,从实践的意义上看,它和许多矿物资源一样是不可更新的

Second, it is only available on a one year non-renewable license.

其次,它只是可利用的在一个一年不可更新的执照。

They are made from petroleum by products, making the extraction of their base components totally unsustainable and non-renewable.

他们由石油被做由产品,使提取他们基本的组分完全不能坚持和不可更新。

INCREASED ENERGY COSTS One finite nonrenewable resource, off, has created serious problems for the world economy.

增加的能源费用一种有限不可更新的资源,制造了世界经济的严重的问题。

Some nonrenewable resources, such as copper andaluminum, can be recycled or reused to extend supplies.

一些不可更新的资源,例如铜和可以回收铝,或被重复利用扩大供应。

This is an unalterable law of nature, and old leaders have to be continually replaced by new ones.

自然规律是不可改变的,领导层更新也是不断的。历史发展的总趋势是不可改变的。

The ratio of unrenewable resources to total emergy used was 63.51%, which showed the economic development was resources depletion mode, environment pressure was higher, and all of these would limit the system susutainable development. Consequently, it is necessary to increase the use of renewable resources, improve the efficiency of unrenewable resources, increase the investment on science and technology to facilitate the harmonious development of the system.

不可更新资源占能值总用量63.51%,属于资源消耗型的经济模式,环境压力较大,不利于区域可持续发展,今后应增加可更新资源的利用,提高不可更新资源的利用效率,增加科技投入,促进该区域可持续发展。

The result showed that:(1) the unrenewable industrial assistance emergy were mainly in the region of farming eco-economic system, and the chemical fertilizers greater impacted on agriculture output;(2) the intensity of emergy use was higher than the national average on agriculture, which indicated that there were a higher levels of investment in science and technology in the region;(3) the net output rate of emergy in the planting economic ecosystem was higher than the level of the national average and developed regions of guangdong province, which showed that the system had higher economic vitality, and the better function of agricultural system, more efficient operation, higher returns of emergy;(4) the rate of environmental loading was a lower level, which indicated that agricultural production had less pressure on the entire regional ecosystems, and caused less damage to the ecological environment, and agriculture, environmental resources for further development and utilization;(5) the sustainable development index in yanqi basin indicated that farming systems in the region belonged to sustainable development areas.

结果表明:(1)焉耆盆地绿洲2006种植业生态经济系统的能值投入以不可更新的工业辅助能为主。在不可更新工业辅助能中,化肥对农业的产出影响较大;(2)该区域的能值利用强度高于全国平均水平,说明农业的科技投入水平较高;(3)系统的净能值产出率高于全国平均水平和发达地区水平,表明系统具有较高的经济活力,农业系统整体功能较好,运转效率较高,能值回报率较高;(4)农业生产对整个区域生态系统的压力较轻,引起的生态环境破坏较小,农业环境资源还有进一步开发利用的潜力;(5)焉耆盆地种植业系统具有可持续发展的潜力。

It showed that, the total emergy input and output of planting were 7.97×1022sej and 3.24×1022sej respectively. Of the total emergy input, unrenewable industrial emergy was 52.9%, and renewable emergy was 47.1% which including 20.9% of renewable environment resource and 26.1% of renewable organic emergy.

结果表明:总能值投入为7.97×1022sej,作物能值总产出为3.24×1022sej;不可更新工业辅助能占总能值投入的 52.9%,可更新能值投入占总能值投入的比例为47.1%(可更新环境资源占20.9 %、可更新有机能占26.1%),系统能值货币比率为1.98×1011sej。

The sustainability of agro-ecosystem in Shanxi province has been rising under some measures such as reverting farmland to forest, transferring labor force from agriculture to industry and service, increasing agro-technology and so on. From 1980 to 2006, forestland increased from 1605kha to 3757kha, renewable environmental emergy increased from 9.47E+21sej to 1.26E+22sej, agricultural laborer reduced from 7.03×10~6 person to 6.40×10~6 person so that labor emergy decreased 9%, unrenewable supplemental emergy went up from 1.11E+22sej to 2.17E+22sej, increased 143%.

8通过采取退耕还林还草、转移农业剩余劳动力、加大农业科技要素投入力度等措施,山西省农业生态系统可持续性有所改善。1980年~2006年,随着退耕还林还草政策的实施,林地面积由1605kha增加到3757kha,可更新环境资源能值由9.47E+21sej增长为1.26E+22sej;从事农业的劳动力由702.58万人减少为639.7万人,农业劳动力能值由此减少了9%;不可更新工业辅助能值由1.11E+22sej增长为2.17E+22sej,增长了143%。

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