Based on the Landsat-TM data in 1988 and 2000, by using RS and GIS techniques, and taking reference of related social-economic data, this paper studied the changes of land use and land cover in Bohai coastal area, their driving factors, and effects on eco-environment.

1、

Yet most economic statistics describe the nation state.

然而，多数经济统计数据描述的却是整个国家。

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2、

The Thinking Ways of Environmental-economic Statistics and Its Future Practice

环境&经济统计的思路与未来实践

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3、

We should improve the social and economic statistics from the perspective of scientific development.

并按照落实科学发展观的要求改进社会经济统计。

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4、

however, some experts point to other economic statistics to argue that china's money is undervalued.

但是, 一些专家提出其它经济统计,说中国货币是低估了.

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5、

He might have been talking of economic statistics.

他或许说的是经济统计数据。

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6、

a contrastive experiment was made on spat fall of anadara granosa with the solid plane and the pond-bottom plane as substrate in the artificial seed-rearing.

采用不同附着基，进行泥蚶人工育苗中立体平面附着与池底平面附着的对比试验。

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7、

this paper sums up and discusses the progress in study on eel species, distribution, spawning grounds and artificial breeding and so on.

文中总结了鳗鲡的生活史、种类、分布、产卵地、人工育苗技术的研究情况，并分别进行了讨论。

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8、

observation on the feeding habit during the mouth-open period of the larvae of epinephelus malabaricus ( bloch schneider) under the artificial rearing conditions

人工育苗条件下点带石斑鱼仔鱼开口期摄食的观察

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9、

a study on techniques in water treatment of nursery pond for chinese mitten-handed crab ( eriocheir sinensis h.) by circulation and purification

河蟹人工育苗池水循环净化处理技术研究

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10、

it will also help promote the process of artificial breeding, and achieve sustainable development in aquaculture of mactra chinensis.

同时这也将有助于推进中国蛤蜊的人工育苗与规模化繁育进程，突破中国蛤蜊增养殖业发展的瓶颈，推动中国蛤蜊增养殖业的持续、稳定发展。

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11、

the quality and cultivation of parent crab are the basis of the artificial seedling rearing of mud crab scylla serrata.

亲蟹质量及亲蟹培育是锯缘青蟹人工育苗的基础。

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12、

this study gives scientific evidence for the artificial rearing of seedlings and conservation of resources of sargassum fusiforme.

本研究为羊栖菜的人工育苗和资源保护提供了科学依据。

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13、

a preliminary study on water environment for artificial breeding of mitten crab ( eriocheir sinensis) with underground brine

地下盐水河蟹人工育苗水质状况的初步研究

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14、

with the development of eel culture, the artificial breeding of eel was exploring by many researchers.

随着鳗鲡养殖业的发展，人们正努力探索鳗鲡的人工育苗技术。

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15、

a preliminary study on the artificial rearing of the larvae and juveniles of the purple sea urchin

大连紫海胆人工育苗的初步研究

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16、

an experiment on artificial growing seedlings of penaeus monodon to increase its larva survive ratio

提高斑节对虾人工育苗幼体成活率试验

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17、

isolation using bacterial enzyme and indoor artificial breeding of somatic cells from porphyra yezoensis

细菌酶酶解条斑紫菜体细胞及室内人工育苗的研究

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18、

study on the problems at the later stage of seedling rearing of eriocheir sinensis

中华绒螯蟹人工育苗后期常见问题的研究

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19、

on technique for artificial breeding of striped shrimp

斑节对虾人工育苗技术研究

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20、

studies on technique for solid spatfall of anadara granosa in the artificial seed-rearing

泥蚶人工育苗立体附苗技术的研究

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