rate of water loss 中文意思是什麼
rate of water loss
解釋
脫水速率-
More meaningful comparisons can be made by comparing water loss from the potometer with that from an atmometer ( an apparatus used to measure the rate of evaporation from a porous pot or other nonliving wet surface ), which allows uncontrolled evaporation
更有意義的是，可以比較蒸騰計的失水與蒸發計（通過有孔小罐或者潮濕表面來測量蒸發速率的儀器）的失水間的區別。 -
It calculates recreational and fishing loss by economic loss rate of water due to pollution in 2005. it gains civicism project and water pollution recovery investment, water pollution accident loss by investigating and interviewing from wulateqianqi bureau of water conservancy, environment protect bureau and so on
基於上述分析，探討了烏梁素海水環境恢復和重建技術途徑，提出從富營養化控制和經濟手段、行政手段、法律手段等方面的治理及保護對策。 -
This is normally closely related to the rate of water loss by transpiration, and the potometer can be used to compare transpiration rates under different conditions
通常與由於蒸騰作用而喪失水分的速率緊密相關，蒸騰計可被用於在不同條件下進行蒸騰速率的比較。 -
The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film
試驗結果表明：所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求；聚四氟乙烯樹脂熱分解溫度超過400 ，但在ptfe中加入無機填料會使復合材料吸水率提高，熔融溫度及分解溫度降低，且伴有氧化分解反應；碳纖維表面含有c = o及c - o - c等極性基團，有利於提高其與其它組分的相容性，提高層間剪切強度；均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系，擬合曲線基本能表示各配方的摩擦系數發展趨勢；配方中不加銅粉或不加石墨，其摩擦系數均較高，說明銅粉和石墨應該配合使用；當銅粉15份、石墨60份時，銅粉30份、石墨30 - 40份時，銅粉60 、石墨15 - 30份時，摩擦系數均具有較低值；純聚四氟乙烯樹脂在空氣冷卻時結晶度最大，磨損量也是三者中最大的；同時，固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的：不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副，在金屬表面均可形成潤滑轉移膜，從而減少金屬摩擦副表面間的直接接觸，大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。 -
To the losses, the paper takes the rate of loss in grain as index ; to natural factor, the paper establishes mathematical model according to the change on meteorological factor in one year and between years ; to human factor, for its complexity, the paper takes two - grade index. beginning with the water conservancy index, plant structure index, ecology index, soil improvement and water - soil conservation index, policy index, adopting the way of weight, it combines them into human factor
對于旱災災情，本文採用糧食損失率為指標；對于自然因素則主要根據氣象因子的年際和年內變化建立數學模型；對於人為因素，考慮到它的復雜性，採用二級指標，先從水利指標、種植結構易旱指標、生態指標、土壤改良水保指標和政策指標入手，再用權重法，將它們合成為人為因素。 -
Investigation of soil and water loss in hunan and jiangxi provinces shows that there are still evident soil and water loss under forest even through the forest cover rate is as high as 51. 4 % and 53 % respectively
對湖南、江西兩省水土流失概況的調查結果表明，盡管森林覆被率高達51 . 4 %和53 % ，林地中的水土流失仍十分明顯。 -
With the increasing requirements for detecting distance, photoelectric module, including light source and modulation, can be put under water to reduce the loss of light power in the optical fiber transmission and transmit the detected signal to the signal processing workstation on the shore. optical transceivers must be applied to realize the low - rate optical communication between the workstation on the shore and the long - distance photoelectric modules under water
隨著光纖水聽器陣列技術的發展，可將光源與調制部分作為遠程光電模塊置於水下，減少光纖傳輸過程中光波信號的損耗，而直接將光纖的探測信號傳回岸基工作站進行處理，以增加光纖水聽器的探測距離。 -
The degraded ecosystems include : > 25 dry land, mountain dry land, low density forest, grassland of low cover rate or moderate cover rate, all of which are the sources of soil and water loss. the low intensity of soil and water loss accounts for 55 % of the project area, the moderate for 23 %, and fierce for 12 %
早地、山區早地、疏林地以及低、中覆蓋度草地，也是水土流失主要的策源地;其水土流失的強度也表現出微度侵蝕占項目區的55 % ，中度侵蝕佔23 % ，強度侵蝕佔12 % 。 -
T. media cv. hicksii seedling hi natural light has higher content of bound - water and water saturation deficit, bigger transpiration rate, and lower relative water content, stronger ability of fighting loss water than that in shading light intensity conditions
自然光照條件下生長的曼地亞紅豆杉幼苗蒸騰速率較大，葉片相對含水量較低，水分飽和虧缺值較大，束縛水含量較高，抗脫水能力最強。 -
In view of the poor thermal stability of polyoxymethylene ( pom ) induced by the residual catalyst and unstable end groups formed in the synthesis of pom. the pom was treated by amine, and the effects of the variety of amine compounds, treatment technology and water content on the thermal stability of pom were investigated ; the effect of triethanolamine on the thermal stability of pom was further studied by means of isothermal mass loss, isothermal mass loss rate, and formaldehyde emission amount
摘要針對聚甲醛由於合成中殘留催化劑及不穩定端基導致其熱穩定較差的問題，採用胺對聚甲醛進行處理，並考察了胺種類、胺處理工藝及水用量對聚甲醛熱穩定性能影響；採用等溫熱質量損失率、等溫熱質量損失速率、甲醛釋放量分析等方法對三乙醇胺對pom的熱穩定作用進行了進一步研究。 -
The results show that loss of hydraulic conductivity of robinia xylem embolism is different under the condition of different soil humidity and loss of hydraulic conductivity is related with net photosynthetic rate, transpiration rate, stomatal conductance, the flow of water, atmospheric temperature, relative humidity, photosynthetic available radiation, and hydraulic conductivity
研究結果表明：木質部導水率損失在不同的土壤含水量以及不同的測定時間條件下是有顯著性差異的；刺槐的導水率損失與凈光合速率、氣孔導度、水勢、蒸騰速率、光合有效輻射、大氣溫度顯著相關。 -
At plastic state, rate of water loss in concrete is quickened ; measures should be taken to prevent it in practical construction
混凝土在塑性狀態下失水較快，應注意加強防止措施。 -
The concrete added organic water - reduce and plastic agent, called yj, would improve concrete workability, and reduce slump loss, decrease the exothermic rate at the early stage and postpone the arrival time of the highest temperature. lt is compatible to cement well, and had good retarding property, and some air - entrained effect
81mpa提高到3 28mpa ； 28d抗壓強度比為135 ；拌和物工作性能優良。應用klfs ，成功配製出c50 c70復合抗裂防滲高性能混凝土，並在實際工程中得到應用。 -
Although it has rich resources, population radical increase, inappropriate development behavior and the behavior of damaging the arable land cause the radical reduction of forest and grass rate, large - scaled water loss and serious soil erosion and the sharp conflict between human and nature
盡管這里蘊藏著豐富的資源，但長期以來由於人口膨脹和不合理的開發行為，特別是耕地的掠奪性經營，致使林草覆蓋率銳減，水土流失量大面廣，人口與資源、環境的矛盾十分突出。 -
Based on the grass type lakes character and economic loss rate of water due to pollution, the damage extent of utilizing functions of water in wuliangsuhai lake is assessed though investigation, monitoring and analysis from 2003 to 2005. results show that water in wuliangsuhai lake has not been suitable for serving as a water source for drinking and swimming ( function destroyed ). as a sort of water used for fishing and recreation, not for drinking, water in the lake has also been affected by pollution ( moderately damaged, seriously damaged in 2003 )
選用l . d詹姆斯的污染損失?濃度模型，根據2003年2005年烏梁素海實測水質資料，對烏梁素海湖泊使用功能損害程度進行評價表明:烏梁素海水已不適宜作為飲用水源和游泳用水（功能喪失） ，作為人體非直接接觸的旅遊娛樂用水及漁業養殖用水也受到嚴重威脅（中損害， 2003年為重損害） ，烏梁素海湖水作為一般居住環境用水呈現逐年改善的趨勢（重損害中損害輕損害） ，湖泊功能整體損害程度相當嚴重。
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