北之防 的英文怎麼說

On the basis of the government ' s policy of revitalizing the northeast old industrial base, preventing black earth from degeneration and strengthening protection of black soil in china, according to analysis of the distribution of black soil and the present research of black earth degeneration, the author summarized the main degradation type of black earth, revealed main reasons for its degradation, put forward some measures to prevent black earth from degrading and protecting black earth in addition, the author put forward the new and further direction to study the degradation of black earth on the basis of the existing study, and hope to play a role of inducing purpose in assuring sustainable utilization of black earth resource and furthering study

在國家振興東北老工業基地和防止黑土退化及加強黑土保護之際，通過對黑土分佈狀況和黑土退化研究現狀的分析，總結出黑土退化方式，揭示了其退化的主要原因，提出了防止黑土地退化和保護黑土地的措施，在現有研究的基礎上提出黑土退化研究的新方向，希望能為黑土資源可持續利用和進一步研究起到拋磚引玉的作用。

Geotectonically, the youjiang sedimentary basin was referred as youjiang yindosinian folded belt. triassic turbidites accumulated in the basin were derived from surrounding ancient lands including yuebei, jiangnan, and yunkai. tectonic setting of the sedimentary basin was in between an active continental margin and a continental island arc

賦礦濁積巖系的主要物源區為盆地周圍的「越北古陸」 、 「江南古陸」和東邊地區包括欽防海西褶皺帶在內的「雲開古陸」 ，沉積構造背景介於大陸島弧和活動大陸邊緣之間的過渡構造環境。

Construction of the great wall began during the spring and autumn period to the warring states period 770bc - 221bc, several ducal states built wall fortifications along the precipitous mountain ridges to ward off the plunder of nomadic people and the invasion of each other

長城始建於春秋戰國時期- 。各諸侯國為互相防禦和抵禦北方遊牧部落的侵擾，在地形險要之處相繼興築長城。

The thesis is based on income question, forest coverage rate and grop production. to beging with, date envelopment analysis is proved that it can be applicated into grain for green in shan - bei district, and then in view of the fact, seven esential factors which have influence on the project are found out : expense of dam, expense of crop, expense of cash tree, expense of defense tree, other economic crop, expense of grass and graziery ; and the output factors include : income of gdp, pure income per captia, the area of decreasing land loss, graziery income, crop production, income of tree, the totle income of economic crop. after the date of each facts are puted into dea model, unefficiencial decision making units ( dmu ) found. the data that are got through adjusting unefficiencial dmus dy dea can offer guide in shanbei district upgrading of an industrial structure. at the same time, taking into account some possible problems in or after grain for green in shan - bei district, the thesis bring out some propesal to improve the circ umstance, enhance the life level and put the relation of population, resource and circumstance into a healthy orbit

因此，加快退耕還林還草，調整土地利用結構和產業結構，已成為實現山川秀美工程和可持續發展戰略的必經之路。論文以解決陜北地區的收入問題，植被問題以及糧食產量問題為出發點，首先從理論上分析了包絡分析方法在陜北地區退耕還林（草）中運用的可行性，然後結合陜北地區目前的實際情況，綜合分析出影響陜北地區退耕還林（草）的關鍵的七個因素作為輸入指標：水利水保設施投入，農作物投入，經濟林種支出，防護林支出，其它經濟作物，草類支出，畜牧業投入；以退耕還林所要解決的最終問題作為輸出指標： gdp收入、農民人均純收入、水土流失減少量、牧業總產值、糧食產量、林業總產值、其他經濟作物總產值。將各指標所對應的數據代入模型后，通過分析求解得出非有效的決策單元，再運用包絡分析方法的一些基本原理對非有效的決策單元進行調整，由此所得的數據對陜北地區的實際投入具有很好的指導意義。

Although the federal aviation administration and norad, the north american aerospace defense command, received kudos from the commission for shutting down the aviation system safely after the terror attacks, many questions remain

盡管聯邦航空局和norad （北美防空指揮部）在恐怖襲擊之後從委員會那裡收到安全停飛的指示，但許多問題依然存在。

The west wall ( or the siegfried line as the allies called it ) played a crucial role in the bitter fighting of 1944 and 1945 in north - west europe

納粹德國的西部防線（盟軍稱之為「齊格弗里德防線」 ）在1944年和1945年西北歐洲的殘酷戰斗中起了至關重要的作用。

Viewing from the conflagration of lan ji su network bar beijing, building fire safety examination work is important

從北京籃極速網吧特大火災看防火建審之重要

The jiayuguan pass tower, strategically located between the qilian mountain and mazong mountain, guards the east - west passageway at the western end of the great wall and is the best preserved pass. surrounded by three inner and outer walls and several lines of defense, jiayuguan was a vital military stronghold of defense

嘉峪關城樓，向南至終年積雪的祁連山下討賴河畔，明長城依山勢起伏隱現，向北到黑山懸崖，長城蜿蜒綿亙，嘉峪關城樓位於祁連山與馬鬃山這間狹長咽喉地帶的最窄處，鎮守東西通道，是萬里長城西端險要關隘，也是長城沿線保存得最完整的一座雄關，嘉峪關城由三重城郭多道防線，形成重城並守之勢，構成一個壁壘森嚴的軍事防禦工程。

This thesis concludes the flood control situation, engineering measures and the situation of optimal dispatch method. it studies flood control engineering system, which is composed of flood prevention reservoir, river course dyke and natural detention basin, and the relationship between various flood engineering measures according to the composition and characteristics of the flood control engineering of the middle - lower reaches of beijiang. it suggests the objective function based on the least flood loss and the optimal dispatch strategy structure of the middle - lower reaches of beijiang bound with the requirements of the flood gradual progress equation combined with hydrology and hydraulics

本論文總結了我國防洪情勢、防洪工程措施及其優化調度方法研究的現狀；針對珠江流域北江中下游防洪體系的組成及其防洪工程的特性，研究由防洪水庫、河道堤防和天然滯洪區共同組成的防洪工程體系中各防洪工程措施之間的關系；提出了以洪災損失最小為目標函數、以水文學和水力學相結合的洪水演進方程等要求為約束條件的北江中下游防洪體系優化調度策略框架。

I plant located in the " chinese silk screen of the township " hebei anpingxian ' s chengdong development zone, protective network is the largest local production, marketing leading enterprises one from the plate with yuan, wire drawing, welding to spray, jin su finished the installation, production, servicing capacity

我廠位於「中國絲網之鄉」河北省安平縣城東開發區，是本地最大的防護網生產、銷售龍頭企業之一，具有從盤元、拔絲、焊接到噴、浸塑成品安裝、生產、服務能力。

Took the magnolia obovata and prunus sargentill introdultive seedlings as test materials, tested the comprehensive process of wintering performance, analyzed the relationship of different protection measures and plant frostbite rates, the growth situation, explored the best methods of cultivation of magnolia obovata and prunus sargentill introductive seedlings and protection measures in winter, enacted appropriate cultivation and management measures in order to solve the problem of wintering of magnolia obovata under natural conditions in northern region

摘要以日本厚樸和山櫻引種實生苗為試材，綜合引種過程中日本厚樸和山櫻的越冬表現，分析不同越冬防護措施與植株凍傷率、生長狀況之間的關系，探討沈陽地區引種日本厚樸和山櫻栽培的最佳方式和越冬防寒措施，制定適宜的栽培管理措施，解決日本厚樸在北方地區自然條件下安全越冬問題。

The dissertation stems from the item " the eroded and defended system of pipe under the ground " importantly supported by the fund of hubei physical science. the pipe transport is vitals of modern industry and country economy

本課題是湖北省科技攻關項目埋地管線腐蝕與防護信息系統的子課題，研究出管線防腐數據採集與監控系統是該項目的關鍵之一。

A strong role for u. s. trade and investment is critical to support the peace process in recently war - torn economies. the best way for a peace process to take hold and become durable is by creating a better life through jobs in the private sector. bribery both limits the ability of u. s. companies to play this essential role and threatens the establishment of these fragile democracies

亞洲在世界七大軍事力量中就佔了四個，而其中有兩個是最具危險性的起火點，即世上重兵駐防規模最大的南北韓邊境，及南亞地區的區域性沖突，美國的兩個朋友印度及巴基斯坦正處于沖突或和解的一線之間。

Qidong yongle explosion - proof electric lamps co., ltd. ( qidong explosion - proof lamps factory ) location in the north of yangtse river. with the separating of a river in shanghai, open the building up of the chongqi bridge, make the communications and transportation more convenient

啟東永樂防爆電器燈具有限公司（原啟東市防爆燈具廠） ，地處長江北岸，與上海僅一江之隔，崇啟大橋的建成，使交通運輸更為便利。

Mr prodi swiftly declared that he did not intend changing a 50 year - old defence policy, based on the three pillars of the european union, the un and nato

普羅迪先生立即地宣布他無意改變已有五十年之久的以歐盟，聯和國及北約為三大支柱的國防政策。

It was also used as bait to activate north vietnamese anti - aircraft missile defences and transmit the resulting signals to a manned aircraft before being destroyed

此外，它還被用做為誘餌以激活北越南防空導彈防禦系統，並在其被摧毀之前把最終的訊號傳輸到飛行員駕駛的飛機。

Built in world war two as an anti - aircraft base to repel german bombers, the derelict platform was taken over 40 years ago by retired army major paddy roy bates who went to live there with his family

不過這個「海國」是戰爭時代建早的堡壘，座落於北海中的兩根混凝土塔柱之上。 「海國」的前身是一個建於二戰時期抵禦德國轟炸的防空基地。

After a meeting of nato defense chiefs thursday in brussels, gates said the azeri radar could be an additional capability, but not a substitute for missile interceptors in poland and a radar base in the czech republic

蓋茨星期四在布魯塞爾會見了北約組織成員國的國防部長之後說，亞塞拜然的雷達可作為額外的防禦能力，但不能替代在波蘭的導彈攔截系統以及在捷克共和國的雷達基地。

11 in some northern areas sand beds are enclosed under greenhouses to promote evaporation as well as to prevent rain from falling into the beds

在北部的一些地區，沙床被圍繞在了暖房之下來促進蒸發，也用來防止雨水落入沙床里。

The launchers are being deployed friday a year ahead of schedule and follows north korean missile and nuclear tests last year

這一導彈防禦系統星期五開始部署，比原計劃提前了一年，並緊隨在北韓去年試射導彈和進行核試驗之後。