Based on the tentatively study on vaporing drift loss of spray irrigation in Maowusu sandlot we draw a conclusion that wind speed and the relative humidity of air are the important factors to influnce loss of spray irrigation in there .

對毛烏素沙地噴灌條件下蒸發(fā)漂移損失進行了試驗研究久久综合毛片，經數據分析精品一卡二卡≡卡四卡日产乱码污，得出風速和空氣相對濕度是影響當地灌水損失的重要因素，當風速

Based on the tentatively study on vaporing-drift loss of spray irrigation in Maowusu sandlot,we draw a conclusion that wind speed and the relative humidity of air are the important factors to influnce loss of spray irrigation in there.

近年來欧美色吊，噴灌技術已成為解決干旱與半干旱地區(qū)缺水問題的重要節(jié)水技術措施99在线精品。作為衡量噴灌工程可行性與有效性的重要指標，噴灑水利用系數也受到研究者的廣泛關注国内自拍第十六页日韩在线观看。

The results showed that the dynamic process of plasma can be divided into four steps , 1 material vaporing 2 plasma i .

提出了等離子體的變化每個周期內分為四個階段一区高清精品视频在线观看，而影響焊接穩(wěn)定性的根本原因是等離子體在穿透與未穿透之間的波動。

Or is all this an empty conceit , the vaporing of the tired and overwrought brain of a life long liberal

再不然，這一切是不是一種無聊的妄自尊大男人和女人做视频毛片，是不是一個畢生開明的人疲乏過度大腦的幻想呢插插插视频？

Or is all this an empty conceit, the vaporing of the tried and overwrought brain of a life long liberal?

再不然，這一切是不是一種無聊的妄自尊大黄色α片，是不是一個畢生開明的人疲乏過度大腦的幻想呢在线视频A片？

Experiments show that the silicon material is removed by not only melting and vaporing action , but also the heat denudation action is very important .

硅材料在電火花加工機理上除了熔化與汽化外，還有比較明顯的熱剝蝕作用人人干全免费黄色视频。

Studies indicate it's vaporing capacity lessening than free surface,reducing the salinity of water body and purifying the water body.

植物作為初級生產者是生態(tài)系統(tǒng)的核心色色色丝袜，水生植被的存在是博湖長期保持淡水特色的主要原因之一，當水面上有水生植物生長時狼色精品中文字幕在线视频，湖面的蒸發(fā)蒸騰量低于自由水面的蒸發(fā)量日韩午夜精品福利久久，從而降低了水體的礦化度并凈化了水體。

At the top of the quartz crucible, there was a baffle ofdiameter 2mm which make the vaporing rate of the evaporator source steady.

在石英坩堝頂口處蓋上開有直徑約為2mm蒸發(fā)孔的擋板欧美精品一区二区福利视频一区，提高了蒸發(fā)源加熱時的蒸發(fā)速度的穩(wěn)定性性欧美69式XXXXX。

The optimal chromatographic conditions as following: velocity of nitrogen, hydrogen and air is 35ml/min,25 ml/min, and 300 ml/min respectively; temperature of column and vaporing chamber is 45,100 respectively; temperature of detector is 120℃.

對所制柱子的色譜條件進行系統(tǒng)研究表明，該柱使用溫度低国产色在线观看手机在线观看，使用溫度范圍20℃-48℃欧美黑人一级精品视频，可進行常溫分析。

The test showed that in the region disturbed by typhoon, cool water pumping was the main cause of SST's great decrease, wind entrainment played a second role; the effect of vaporing latent heat could not be ignored.

試驗表明3D动画漫无码网站自慰喷水，在臺風作用下，冷水抽吸是引起異常低溫的主要原因簧在线看，大風夾卷的貢獻占第二位亚洲无码啪啪啪网站，蒸發(fā)潛熱的作用也不容忽視。