查询词典 critical area

The area and number of heavy tracheae for a SVB, mean area of a tracheae for a SVB, the area and number of tracheae for all SVB had a significantly positive correlation with PGG on CMS lines, while the area of a tracheae for a SVB which has tracheaes, the area for a SVB, volume, weight, water potential had a negative correlation with PGG on CMS lines.

不育系种子裂颖率与浆片单个小维管束的导管面积和数目、单个小维管束平均单个导管面积、整个小维管束的导管面积和数目呈极显著负相关，与浆片单个导管未退化小维管束单个导管面积、单个小维管束面积、体积、重量、水势呈显著正相关。

This article in summarizes in our country nature protection area construction achievement foundation, outlined the nature protection area to each kind of natural ecosystem, the wild biology, the domesticated species, the wild blood relationship to plant and the idioplasm resources conservation present situation, including has constructed the nature protection area for protection biodiversity various components quantity, the area, the distribution and the management; Has appraised the nature protection area to the biodiversity various components protection effect; Has analyzed the existence question and proposed that strengthens measure which the biodiversity protects.

本文在总结我国自然保护区建设成就的基础上，概述了自然保护区对各类自然生态系统、野生生物、驯化物种、野生亲缘种及种质资源保护的现状，包括为保护生物多样性各组分已建自然保护区的数量、面积、分布及管理；评价了自然保护区对生物多样性各组分保护的效果；分析了存在问题并提出加强生物多样性就地保护的措施。转载于论文联盟 http：//www.lwlm.net

This article in summarizes in our country nature protection area construction achievement foundation, outlined the nature protection area to each kind of natural ecosystem, the wild biology, the domesticated species, the wild blood relationship to plant and the idioplasm resources conservation present situation, including has constructed the nature protection area for protection biodiversity various components quantity, the area, the distribution and the management; Has appraised the nature protection area to the biodiversity various components protection effect; Has analyzed the existence question and proposed that strengthens measure which the biodiversity protects.

本文在我国自然保护区建设成就的基础上，概述了自然保护区对各类自然生态系统、野生生物、驯化物种、野生亲缘种及种质资源保护的现状，包括为保护生物多样性各组分已建自然保护区的数量、面积、分布及管理；评价了自然保护区对生物多样性各组分保护的效果；分析了存在问题并提出加强生物多样性就地保护的措施。

This article in summarizes in our country nature protection area construction achievement foundation, outlined the nature protection area to each kind of natural ecosystem, the wild biology, the domesticated species, the wild blood relationship to plant and the idioplasm resources conservation present situation, including has constructed the nature protection area for protection biodiversity various components quantity, the area, the distribution and the management; Has appraised the nature protection area to the biodiversity various components protection effect; Has analyzed the existence question and proposed that strengthens measure which the biodiversity protects.

本文在总结我国自然保护区建造成就的基础上，概述了自然保护区对各类自然生态系统、野生生物、驯化物种、野生亲缘种及种质资源保护的现状，包括为保护生物多样性各组分已建自然保护区的数量、面积、分布及治理；评价了自然保护区对生物多样性各组分保护的效果；分析了存在问题并提出加强生物多样性就地保护的措施。

This article in summarizes in our country nature protection area construction achievement foundation, outlined the nature protection area to each kind of natural ecosystem, the wild biology, the domesticated species, the wild blood relationship to plant and the idioplasm resources conservation present situation, including has constructed the nature protection area for protection biodiversity various components quantity, the area, the distribution and the management; has appraised the nature protection area to the biodiversity various components protection effect; has analyzed the existence question and proposed that strengthens measure which the biodiversity protects.

本文在总结我国自然保护区建设成就的基础上，概述了自然保护区对各类自然生态系统、野生生物、驯化物种、野生亲缘种及种质资源保护的现状，包括为保护生物多样性各组分已建自然保护区的数量、面积、分布及管理；评价了自然保护区对生物多样性各组分保护的效果；分析了存在问题并提出加强生物多样性就地保护的措施。gu'x5N0关键词：自然保护区；生物多样性；就地保护；贡献

This article in summarizes in our country nature protection area construction achievement foundation, outlined the nature protection area to each kind of natural ecosystem, the wild biology, the domesticated species, the wild blood relationship to plant and the idioplasm resources conservation present situation, including has constructed the nature protection area for protection biodiversity various components quantity, the area, the distribution and the management; Has appraised the nature protection area to the biodiversity various components protection effect; Has analyzed the existence question and proposed that strengthens measure which the biodiversity protects.

本文在总结我国自然保护区建设成就的基础上，概述了自然保护区对各类自然生态系统、野生生物、驯化物种、野生亲缘种及种质资源保护的现状，包括为保护生物多样性各组分已建自然保护区的数量、面积、分布及管理；评价了自然保护区对生物多样性各组分保护的效果；分析了存在问题并提出加强生物多样性就地保护的措施。中国论文联盟http：//www.lwlm.com

This article in summarizes in our country nature protection area construction achievement foundation, outlined the nature protection area to each kind of natural ecosystem, the wild biology, the domesticated species, the wild blood relationship to plant and the idioplasm resources conservation present situation, including has constructed the nature protection area for protection biodiversity various components quantity, the area, the distribution and the management; Has appraised the nature protection area to the biodiversity various components protection effect; Has analyzed the existence question and proposed that strengthens measure whichthe biodiversity protects.

自然保护区建设是保护生物多样性的最有效途径。至1993年底，我国共建立各类型自然保护区763个，总面积6618万hm2，约占国土面积的6.8％。本文在总结我国自然保护区建设成就的基础上，概述了自然保护区对各类自然生态系统、野生生物、驯化物种、野生亲缘种及种质资源保护的现状，包括为保护生物多样性各组分已建自然保护区的数量、面积、分布及管理；评价了自然保护区对生物多样性各组分保护的效果；分析了存在问题并提出加强生物多样性就地保护的措施。

This article in summarizes in our country nature protection area construction achievement foundation, outlined the nature protection area to each kind of natural ecosystem, the wild biology, the domesticated species, the wild blood relationship to plant and the idioplasm resources conservation present situation, including has constructed the nature protection area for protection biodiversity various components quantity, the area, the distribution and the management; Has appraised the nature protection area to the biodiversity various components protection effect; Has analyzed the existence question and proposed that strengthens measure which the biodiversity protects.

择要：自然掩护区培植是掩护生物多样性的最有效路子。至1993岁尾，我国共成立种种型自然掩护区763个，总面积6618万hm2，约占疆域面积的6.8％。本文在总结我国自然掩护区培植成绩的基本上，概述了自然掩护区对种种自然生态体系、野生生物、驯化物种、野生亲缘种及种质资本掩护的现状，包孕为掩护生物多样性各组分已建自然掩护区的数量、面积、散布及打点；评价了自然掩护区对生物多样性各组分掩护的下场；剖析了存在题目并提出加强生物多样性就地掩护的法子。

At Guinea the gold 迪 is second, the section 巴 wait the main 产 area, expert of ground paddy rice in the headwaters than good, rich soil of local chose 6 demonstrates the point, and demonstrate to plant the area 7.4 hectares, demonstrate the point most press be ground cultivation method proceeds, then not apply fertilizer the 料, not the 施 agrochemical , Chinese 杂 hand over the 稻 to express the familiar period more early, yield increase by 1 times above.2004 the dry quarter, expert organize in the section 巴 big area of farm demonstrate, the demonstrate plant the area 130 average and each hectare of hectares, single 产 5.02 ton, create Guinea big area of paddy rice produce tallest record.

在几内亚金迪亚、科巴等地水稻主产区，专家在水源较好、土地肥沃的地方选择了6个示范点，示范种植面积7.4公顷，示范点多数按当地栽培方法进行，即不施肥料、不施农药，中国杂交稻表现熟期较早，产量增加1倍以上。2004年旱季，专家组织在科巴农场大面积示范，示范种植面积130公顷，单产平均每公顷5.02吨，创几内亚水稻大面积生产最高纪录。

County-wide total area 3.51,525 million hectares; Plain area area 22,,208 hectares, account for 6.32%; The hillside area 97,,567 hectares, account for 27.67%; The mountain area 2.31,75 million hectares, account for 65.93%.

全县总面积351，525公顷；其中平原地区面积22，208公顷，占6.32%；山坡地区97，567公顷，占27.67%；高山地区231，750公顷，占65.93%。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。