root mass 中文意思是什麼

root mass 解釋
根群
  • root : n 魯特〈姓氏〉。n 1 (草木、毛發等的)根;根菜,食用菜根;根莖,地下莖;塊根;有根植物,草木,草...
  • mass : n 彌撒;彌撒的儀式[禱告、音樂];彌撒曲。 a high [solemn] Mass (有燒香、奏樂等的)大彌撒。 a low ...
  1. The results shoed that applying potassium humate increased the root fresh mass and root vigor significantly, and promoted the root growth especially in later period

    結果表明:施用腐植酸鉀顯著地提高了生薑根系鮮質量和根系活力,促進了根系的生長發育,尤其在生育後期表現明顯。
  2. The most important criteria that used to check the calibrated model are root mean square error ( rms ), the mean absolute error normalized rms error, and mass balance

    模型參數使用試錯法識別,識別過程中最重要的指標是均方差、平均絕對誤差、標準均方差和水均衡。
  3. Both species grew poorly in the culture medium absent of salt, especially to a. corniculatum. moderate salt stress ( from 5 to 20 ) can stimulate the growth of both species, and the optimum salinity for growth was from 10 to 15. when the substrate salinity was higher than 30, stem height, root length, dry mass increment, net photosynthetic rate fell remarkably for both species

    溫室內人工鹽度梯度栽培下,木欖幼苗地上、地下部分形態和生物量的增長均表現為低鹽促進和高鹽抑制,以10 15鹽度下最適合木欖幼苗的生長;鹽度從10增加到50時,木欖幼苗的凈光合速率、氣孔導度和蒸騰速率均隨之下降。
  4. Effect of external application of snakegourd root and sanchi herb on local inflammatory mass

    蔞根三七草外用對局部炎性包塊的作用
  5. Both ion diffusion and transport of ions to the root surface by mass flow appear to be dependent on soil moisture content.

    離子擴散和通過質體流動把離子運送到根表面,看來似乎都取決于土壤的含水量。
  6. Research on grass - root mass sport administration and its operating mechanism in economy - developed areas

    我國經濟發達地區基層群眾體育管理體制及其運行機制的研究
  7. The prepared sdse modified zirconum meinbrane was tested at the wider range of tcmperaure and pressure and differellt composihons of hydrogen mixturc gases ( i. e. different hydrgen panal pressure ) in order to examine the performance of this membrane and the sole hpermselechvity of the membrane. the results showed tha the purity of the permeated hydrgen is l00 % at the base of the detection greatest lower lanit of the qhle mass spectrometer, and there was no impurity gas passed, the permeating flux and permeability of this membrane are from several decades times to one decade times more higher than tha of a palladum membran in the range of from 593k to 773k, puv = 0. 2 ~ 0. 3mpa, pdn = 4x l04pa - - 0. lmpa, the hydrogen permeatng flux is increased with the difference of the squto root of pressure, and presents a linear relationship, the pressure seems has no influence on the permeablity, the permeabi1ity is decreased with the increasing of the temperature, and presents an exponential relationship, accondng to the fitting curve of the relationship betwen the permeability and the temperatur derived from the experimenta daa, in the range of 593k ~ 773k, pup0. 2 ~ 0. 3mpa, pha = 4 x l0 # pa ~ 0

    在更寬的溫度范圍、壓差范圍內,在不同原料氣組成(即不同的氫氣分壓)條件下,對所制備的鋯表面改性膜進行了滲氫性能實驗,考核了膜對氫的唯一選擇滲透性,結果表明:在四極質譜的檢測下限內,只有氫氣存在,而無雜質氣體通過;在593k 773k溫度范圍內,鋯表面改性選擇滲氫膜具有高於鈀膜數十倍至十幾倍的滲氫流量和滲氫系數;其滲氫流量隨著膜兩側氫分壓平方根摘要差的增大而增大,並且呈線性關系;壓力對膜的滲氫系數幾乎無影響;膜的滲氫系數隨著溫度的升高而下降,井巨呈指數關系:根據對實驗數據所作滲氫系數與溫度關系曲線的擬合,在溫度593k 773k范圍內,壓差p 、 0二0
  8. Meanwhile, deeply research has been done on the analytic root of current rush to interception air - mass with delivery system

    本文同時還對輸水管道壓力水流沖擊截留氣團近似解析解進行了深入研究。
  9. 2. all the corresponding parameters of a. sylvestris were similar with c. smyrnioides in procreate period in april. but the parameters of root length, diameter of root, volume of root, leaf biomass, root biomass, total biomass, root mass ratio ( rmr ) and sla had the maximal value in moderate treatment in vegetative period in january

    峨參的相應生長參數在4月生殖生長期與明黨參隨土壤水分的變化趨勢相似;但在1月份的營養生長期,根長、根粗、根體積、葉生物量、根生物量、總生物量、 rmr和sla均以中度水分條件最大。
  10. The ratio of the root mass of two year old a. sylvestris was more than one year old, and drought than saturation

    二年齡峨參植株分配于根的生物量比例大於一年齡,乾旱條件大於濕潤條件。
  11. Taking suspension bridge anchor of runyang highway bridge as project background in this paper, considering undulating angle of rock mass structural plane, angle of mean square root slope method is established by exerting fractal geometry theory. fractal dimension of profile of rock mass structural plane is calculated by above method. and roughness degree is described quantitatively, furthermore correlativity between fractal dimension and roughness coefficient ( jrc ) is analyzed

    本文以潤揚大橋懸索橋錨碇摩阻力研究為工程背景,運用分形幾何理論,從巖體結構面起伏角的角度出發,建立了均方根坡度角法測算巖體結構面剖面輪廓線的分維數,定量描述其粗糙程度,並分析了分維數與粗糙度系數jrc之間的相關關系。
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