In the automatic sprinkler system,alarm valve is acritical component,and its role to three factors:connect or disconnect the water supply,the output600X Hydraulic Electric Control Valve alarm signal and the prevention of water pumped back into the water supply source,and through the alarm valve can be installed on the system of water supply and alarm device for testing.

在自己主動噴水滅火系統(tǒng)中国产一本大道香蕉在线视频，報警閥是至關(guān)重要的組件欧美另类亚洲，其作用有三：接通或切斷水源、輸出報警信號和防止水流倒回供水源狼友黄色网站，和路程經(jīng)過過程報警閥可以對系統(tǒng)的供水裝配和報警裝配進行查驗欧美日韩中文字幕99久。

In order to improve Guanting Reservoir water quality, Ministry of Water Resources and Ministry of Science and Technology put a pilot study on Biological Aerated Filter for Guanting Reservoir Water Source.

為改善官廳水庫水源水的水質(zhì)，水利部国产在线李XX全集、科技部提出官廳水庫水源水曝氣生物濾池工藝的試驗研究在线人妻视频。

Measures must also be taken to prevent defecation or urination in or near the water supply.

還必須采取措施，防止在水源中或水源附近大小便91日本片不卡免费看片。

For the government compensation, it is suggested to strengthen the financial transfer payment power for the water resource reserve, and increase the limit for water resource fee, the ration subsidy standard, and eco-forest compensation standard in the city of Beijing. meanwhile, it is also essential to put forward preferential policy for supporting the development of eco-industry, emend "Beijing Miyun Reservoir, Huairou Reservoir and Jingmi Diversion Canal Water Source Protection Management Regulations", and selectively and properly implement eco-immigration and simplify the town﹠village organizational system in the reservoir area.

政府補償方面72式免费A片视频，建議加大對水源保護區(qū)的財政轉(zhuǎn)移支付力度，提高北京市水資源費征收標(biāo)準(zhǔn)亚洲一级毛片无码电影、口糧補貼標(biāo)準(zhǔn)欧美人与禽ZOZOXXXX另类、生態(tài)林補償標(biāo)準(zhǔn)；同時国产成人精品一区二区不卡，提出制定扶持生態(tài)產(chǎn)業(yè)發(fā)展的優(yōu)惠政策欧美性爱视频吧、對《北京市密云水庫懷柔水庫和京密引水渠水源保護管理條例》進行修訂、有選擇性地實施生態(tài)移民欧美性爱视频亚州、適當(dāng)精簡庫區(qū)鄉(xiāng)鎮(zhèn)村建制等政策建議黄色一级免费播放网站。

Habitat selection of goral was mainly influenced by distance to human disturbance, altitude, distance to forest edge, distance to water source, slope position, shrub canopy cover, shrub height, level of concealment, slope aspect and wind direction.

因子分析表明，影響矮巖羊生境選擇的主要因子為人為干擾距離99操的在线视频、海拔高度又大又长又深又粗的操逼视频、林緣距離、水源距離国产一级视频69欧美一级、灌叢高度欧美视频射、隱蔽級、風(fēng)級和動物干擾距離等生境因子久久丝袜美腿国产精品，而影響斑羚生境選擇的主要因子為人為干擾距離啊啊啊啊轻点肉、海拔高度、林緣距離欧美天天摸天天添人人喊、水源距離人人操人日免、坡位、灌叢蓋度日韩黄片毛片、灌叢高度91免费在线、隱蔽級、坡向和風(fēng)向生境因子亚洲三级片网址。

The results are listed as follows:(1) In peneplain with plenty water-resource, hexagonal spatial structure of urban system can be formed. Due to differential competed function of central places, the hexagonal system is distorted. The result is that the area covered is decr eased and the girth is unchanged——but every border is usually unequal;(2) A pattern of pentagonal system evolves from hexagonal system controlled by a river;(3) A pattern of quadrilateral develops from hexagonal system under two parallel rivers;(4) The equal distance distribution of central places in narrow geographic space has its special reasons. The results are very important for understanding urban's formation and development and urban plan in Huang-Huai-Hai plain.

本文通過自然地理因素中水文无码精品久久久久久天天影视、地形這兩個重要要素對城鎮(zhèn)體系空間結(jié)構(gòu)形成的影響久久精品视频色，分析了華北平原區(qū)在不同要素影響下的城鎮(zhèn)體系空間結(jié)構(gòu)樣式：①在水源充足的準(zhǔn)"均質(zhì)"河北沖積平原上，基本滿足六邊形形成條件黄片一级三级高清黄色视频，但由于周邊中心地發(fā)展競爭力不同欧美成A人片在线观看完整版，故使得正六邊形發(fā)生畸變——覆蓋面積減小而周長卻保持不變；②構(gòu)建了在一條河流影響下的六邊形網(wǎng)絡(luò)結(jié)構(gòu)朝五邊形網(wǎng)絡(luò)演變的模型尤物二区在线视频；③構(gòu)建了在平行狀河流作用下六邊形網(wǎng)絡(luò)向四邊形網(wǎng)絡(luò)演替的模式欧美精品亚洲精品日韩；④指出了在水源充足的狹長地理空間，城鎮(zhèn)體系空間結(jié)構(gòu)發(fā)育成等間距的現(xiàn)象與原因一区二区大片。

The objective of this study is to introduce briefly the basic concept and expression of isotope and the theory of isotopic hydrograph separation,to review the advantages and disadvantages of various hydrograph separation methods which are applied all over the world and to introduce two-component and three-component isotopic hydrograph separation models in details.

簡要介紹了同位素的基本概念无码亚洲视频、表示方法以及同位素示蹤流量過程線分割的基本原理。綜述了國內(nèi)外關(guān)于流量過程線分割各種方法的優(yōu)缺點超碰欧美人妻在线，并對二水源同位素過程線分割模型和三水源同位素過程線分割模型進行了詳細介紹和推導(dǎo)aa片黄色视频。

Water is the key limiting factor for the environmental construction and agriculture production.

水資源短缺是制約該區(qū)經(jīng)濟發(fā)展和生態(tài)環(huán)境改善的主要因素之一，有限的降水資源是生活和農(nóng)業(yè)生產(chǎn)的主要水源欧美日韩经典自拍视频在线播放，也是可以通過人為措施開發(fā)利用的水源。

On basis of recursion theory of deep optimization traversal, stimulated the logical graph of water project by visual programming technology, and applied it to the west water source project of Weihe valley.

運用圖論中節(jié)點連接表法描述各水源之間的邏輯聯(lián)系關(guān)系无码精品A∨在线观看中文免费，探索了分析流域拓撲結(jié)構(gòu)的基本思想av天堂。；以深度優(yōu)先遍歷的遞歸理論為基礎(chǔ)，采用可視化編程技術(shù)成年人小视频在线观看免费，用計算機模擬了與研究對象有水力聯(lián)系的水源工程邏輯結(jié)構(gòu)圖自拍偷拍网第一页，并以渭河流域西部水源工程為研究對象進行了實現(xiàn)。

Analysis of circuit breaker restriking overvoltage for VAR compensation devices and protection measures ;2. Investigation and Analysis on natural vegetation protection measures and its effect in the Erjina Banner of the lower Heihe River;3. Some practical protection measures are put forward.

簡述了柴河水庫水源涵養(yǎng)對保護水源水質(zhì)黄片又污又色又爽、改善水質(zhì)的作用久久黄色免费网站；針對柴河水庫水源涵養(yǎng)區(qū)氮磷污染、面源污染和生態(tài)破壞等存在的主要環(huán)境問題久久久久国内精品久久久久，提出了可操作性較強的保護措施看国产日比一级黄片。

Diamond saw with water source：帶水源的金剛石鋸

石材切割機Marble cutter | 帶水源的金剛石鋸Diamond saw with water source | 鏟刮機Scaling scraper

water diviner：探測水源者

water cycle 水文循環(huán) | water diviner 探測水源者 | water dog 會水的狗

dowse：探尋水源

downypastelsubdued 柔和的 | dowse 探尋水源 | dowser 探礦者

dowsing rod：(探尋水源或礦脈的)占卜杖

You scared me to death,you mangy thing!你把我嚇?biāo)懒?你這臭東西! | dowsing rod (探尋水源或礦脈的)占卜杖 | I don't like being stalked,not by psycho nerds or their cats!我不喜歡被變態(tài)呆子或者他的貓跟蹤...

wellhead：水源

wellhandled 處理妥當(dāng)?shù)?| wellhead 水源 | wellspring 水源

headwater：水源

由德固賽(DEGUSSA)與美國猶他州SOUTH JORDAN的水源(HEADWATER)公司合資的德固賽水源 韓國公司將向新裝置供應(yīng)過氧化氫. 合資公司剛決定購買凱米拉(KEMIRA)在蔚山的過氧化氫裝置,并把這套3.4萬噸/年裝置擴能一倍多.

wellspring：水源

wellhead 水源 | wellspring 水源 | Welsh rabbit 威爾士干酪

befouling water：污染水源 污染水源

barricade 臨時防御,障礙物 臨時防御,障礙物 | befouling water 污染水源 污染水源 | behavior 品性,行為 品性,行為

Water Protection Forest：水源保護林

水源涵養(yǎng)林:water resource protection forest | 水源保護林:Water Protection Forest | 森林公園資源保護:the resources protection on forest parks

secondary water-supply：(五) 其他有效消防水源

(八) 防火門窗Fire Doors and Windows | (五) 其他有效消防水源Secondary water supply | (六) 水源是否充足Adequacy of water supply