point precipitation 中文意思是什麼

point precipitation 解釋
點降水量
  • point : n 1 尖頭，尖端；尖頭器具；〈美國〉筆尖；接種針，雕刻針，編織針；小岬，小地角；【拳擊】下巴。2 【...
  • precipitation : n. 1. 猛然摔下，落下。2. 猛沖；急躁，輕率，魯莽。3. 【化學】沉澱（作用）；降雨（量）；（雨、雪等的）降落。
  1. This procedure can imitate the single well pumps water the chronometer calculates at all point water level in district declines deep with horary variety ; study the sport law of the rivers ; solve definitely flow draw water issue wanton boundary the wells of termses, predict that dives under water in the location, guide and construct and excavate the progress, appraise the rationality of the precipitation scheme

    此程序可以模擬單井抽水時計算區域各點水位降深隨時間的變化，研究水流運動規律；求解任意邊界條件下的井定流量抽水問題，預測潛水位，指導施工開挖進度，評價降水方案的合理性。
  2. The precipitation of northern hemisphere has a significant negative trend, lapse rate of precipitation during djf is - 0. 028mm / a. for the southern hemisphere, has n ' t pass the statistical significance. the flood / drought years are pick out in 1948 - 2001 for djf over global, northern and southern hemisphere, six large - scale areas, the results point out has significant decadal change in the flood / drought years of global, nh and sh in djf, during 1940s - 1970s global flood in djf occurred frequently and from 1970s - 1990s global drought in djf occurred frequently

    北半球有明顯的降水減少，約為- 0 . 028mm a ，南半球12 - 2月降水表現為極微弱的下降趨勢，且在統計上是不顯著的。劃分出了全球、南北半球、全球6個大尺度區域12 - 2月旱澇年，指出全球及北、南半球12 - 2月的旱澇有明顯的年代際變化。 70年代中期以前是全球洪澇多發期， 80年代到90年代為全球乾旱多發期。
  3. Abstract : based on the data from the runoff plots, analyzed on the regularity and affected factor of the runoff and sediment yield in the farmland with different underlayer condition in the loess hilly areas of changwu county, shaanxi province, and point out that the main factor which affect the runoff and sediment yields in the farmland of the loess hilly areas are the intensity of precipitation, the time of precipitation, slope and the mulching condition

    文摘:以徑流小區的觀測資料為依據，對陜西長武不同下墊面條件農田產流產沙規律及影響因素進行了分析，指出降雨強度、降雨歷時、坡度和覆蓋條件是影響黃土溝壑區農田產流產沙的最主要因素。
  4. Modulation of spinnable polycarbosilane with a high melting point via fractional precipitation

    沉澱分級法調制紡絲級高熔點聚碳硅烷
  5. In this process, the moisture of the initial field between the lifting condensation level and the cloud top at the point where rain is observed is adjusted to allow precipitation process to be switched on

    在這個過程中，初始場中降雨區域上空，位於抬升凝結高度與雲頂之間的濕度會予以調整，作用是要啟動降水過程。
  6. Within the same year, precipitation mainly concentrates in june, july, august and september, april and november were the turning point of annual rainfall ; the dates of effective rainfall are less, and the dates of ineffective rainfall are more. there is significant or highly significantly correlations between annual precipitation and rainfall from july to october

    年降水量在時間分佈上，主要集中在6 9月， 4月和11月為一年中降水量變化的轉折點；年均降水日數88天，顯效降水日數少，占同期的13 . 6 ；無效降水量占年降水量的比例高，近47 ； 7 10月的月降水量與其年降水量都有顯著或極顯著的相關性。
  7. Third, five schemes based on the combination different precipitation and pumping quantity is applied to the model prediction to predict the water laver in springs zone and high - point groundwater quantity exploited in 2010

    本通過對多種巖溶地下水開采方案預報對比，協調處理互為矛盾的「保泉」和「供水」目的，最終預報濟南市泉群地下水位標高，確定巖溶地下水的開采方案。
  8. The company ' s main products are as follows : tubular centrifuges, cup type precipitation centrifuges, 3 - point setting centrifuges, 3 - point filtering centrifuges and various centrifugal equipment, among which the tubular centrifuges are the " first " excellent and superior products. the machine can meet the requirements of gmp certification

    我公司的主要產品有管式分離機、杯式沉澱離心機、三足式沉降離心機、三足式過濾離心機及其他各種離心設備，其中管式分離機是我公司的拳頭產品，該機可滿足gmp認證的要求。
  9. Standard test methods for determining the compatibility of resin solvent mixtures by precipitation temperature cloud point

    用沉降溫度測定樹脂溶劑混合物兼容性的標準試驗方法
  10. We consider that the complexes of bmon ( m, n > 1 ) or the point defects induced by heavily boron doping may be involved in the nucleation of oxygen precipitates at high temperature range of crystal cooling. therefore it is reasonably deduced that the density of voids in hb cz silicon increases and the size of voids decreases due to the reduction of vacancy concentration as a result of heavy boron - doping enhanced oxygen precipitation prior to the void formation

    在實驗事實的基礎上，我們認為在重摻硼硅單晶生長過程中， bmon （ m ， n 1 ）復合體或摻b引起的點缺陷能在晶體冷卻過程中的較高溫度階段形成，且在隨后的退火過程中能穩定存在，作為氧沉澱形核的核心，從而促進了氧沉澱，減小了大直徑硅單晶中void缺陷的尺寸，增加其密度。
  11. That is to say, the so - called drought trend in the east of nwc, is not only point to the evolution of precipitation on the ground in the long term, but also to the vapor content in the whole troposphere

    這是上世紀九十年代中後期天水重大幹旱事件發生的一個背景條件。這說明，所謂西北地區東部乾旱化的趨勢，不僅表現在地面降水量的長期演變方面，而且表現在對流層整層水汽含量方面。
  12. 2. with the method of multiple point regression, a general formula was established to estimate the annual precipitation at different elevation. rr = 1056. 9 + luhzr in the equation : r x is the increasing rate of annual precipitation, and unit is mm / m

    根據多點回歸建立起估算區境任一海拔高度年降水量的通式： rz = 1056 . 9 + r hz r式中： r為需要計算點年降水量的垂直遞增率，單位為mm / m 。
  13. The application of mildtype well point precipitation decrease underground water level method in project

    輕型井點降水法在工程中的應用
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