叶面
- Leaf surface;blade surface;surface of leaf
![叶面](../cache/1185872.jpg)
-
[surface of leaf] 螺旋桨或转子叶片相应于上升翼下表面的表面
-
本文用空泡预报的结果,在桨叶面和尾涡面布置强度已知的源汇和偶极子,计算了空泡螺旋桨诱导的脉动压力。
The pressure fluctuations induced by the cavitating propellers was calculated by placing the sources and dipoles whose strength is known on the blade surface and the wake surface .
-
而在桨叶尖部五分之一区域出现叶面气流分离和倒流现象,严重时甚至出现反向环流,从而产生负拉力使螺桨效率明显下降。
In the region of one fifth near the blade tip , flow separation and reverse flow occur at the blade surface , circulation appears even in the serious case , in consequence negative thrust emerges , which cuts down the efficiency of the propeller obviously .
-
在非水分胁迫下,对田间葡萄幼树叶面喷施不同生长调节剂,RⅡ和RⅢ处理使叶片含水量显著比对照提高;
The water content of leaves are higher than contrast if sprayed R - II and R-ffl ;
-
用叶面标记态~(15)N研究冬小麦不同叶位氮素的运转
Study on the Nitrogen Transfer in Different Leaf in Canopy by Using Isotope ~ ( 15 ) N Labeled on Leaf
-
转Bt基因抗虫棉叶面可培养微生物多样性的变化
Changes in diversity of culturable microorganisms on leaf surface of transgenic Bt cotton
-
叶面喷施PbAsSeLa对植物根部吸收的影响
Influence on Absorption of Root After Spraying Pb , As , Se , La on Maize Leaf
-
马铃薯叶面喷施PP(333)的作用及施用技术要点
The Function of Applying PP_ ( 333 ) on Potato Leaves and the Main Points of Applying Method
-
本文研究了马铃薯结薯期叶面喷施不同浓度B、Cu对其叶绿素含量、光合速率及产量的影响。
The influence of different concentration of B , Cu on the content of chlorophyll , photosynthetic rate and yield of potato was studied .
-
~(137)Cs叶面污染在春小麦中的转移、积累与分布
Translocation , accumulation and distribution of ~ ( 137 ) cs in spring wheat after foliage contamination
-
涡轮叶片叶面B-spline曲面层次化拟合方法
Hierarchical B-spline Surface Fitting of Turbine Blades
-
利用盆栽水培试验研究了黄瓜对营养液和叶面喷施Cd的吸收、运转和分布,Cd对矿质元素的吸收和运转的影响以及Cd对黄瓜生长和某些生理特性的影响。
The distribution of Cd and its effect on the growth , the mineral nutrition and some physiological property of cucumber plant were studied .
-
ICP-AES法测定叶面肥中硼、铜、铁、锰、钼和锌
ICP-AES Determination of B , Cu , Fe , Mn , Mo and Zn in foliar fertilizer
-
植被LAI增大时,植被对降水的拦截和植被叶面的蒸发增大,植被的蒸腾作用也明显增强;
The increase of LAI leads to a larger precipitation interception , leaf evaporation and transpiration .
-
通氧发酵能促进发酵前期叶面升温且高于传统发酵叶温,后期继续通氧则叶面温度下降较快且低于传统发酵叶温。通氧发酵使发酵叶pH降低更快。
The oxygen supply fermentation can promote the fermentation temperature rise higher than traditional fermentation , and continue supply oxygen make the temperature drop faster and lower than traditional fermentation .
-
用海藻液体肥浸种,可使种子发芽率提高12%左右,将其用于叶面喷洒,可使作物增产10%~147%,果实中总糖、维生素C、叶绿素含量均有提高。
The liquid seaweed manure increased yield by 10 % to 147 % and raised seed germination rate up to 12 % , the content of total sugar , vatamin C and chlorophyll were increased .
-
应用LSF概念模型反演草冠层叶面温度的试验
An Experiment on LSF Conceptual Model to Retrieve Grass Canopy Leaf Temperature
-
叶面喷硒可以促进水稻对N、P、K的吸收,对磷素吸收的影响最为显著,喷硒处理与对照相比达5%显著水平。
Se can promote rice roots on N , P , K uptake , and phosphorus uptake was the most significant , compared with CK the content of Se reached 5 % significant level * 2 .
-
广东8种野菜中硝酸盐、亚硝酸盐及Vc的含量叶面喷施氨基酸水溶肥料对大白菜产量和VC含量的影响
The Contents of Nitrate , Nitrite and Vitamin Cof 8 Edible Wild Vegetables in Guangdong ; Effects of Foliar Application of Water-soluble Fertilizer Containing Aminoacids on Growth of Chinese Cabbage
-
在非水分胁迫条件下,对田间葡萄幼树进行处理,叶面施用甜菜碱和FA旱地龙后对葡萄新梢生长无显著影响;
Under adequate water stress condition , the young field grapevine surface of leaves are dealt with betaine and FA , the effect is not obvious .
-
2苗期盐胁迫条件下,叶面喷施80mg·L-1的四种维生素溶液可以促进黄瓜植株生长。
Spraying leaves with four vitamin solutions can promote the cucumber seedling growth .
-
沉积在农作物上的125I可以通过叶面吸收转移到其他组织中;
~ 125 I aerial deposition on leaves can be transferred to other tissues through foliar absorption ;
-
叶面喷施FeCl3对天然彩色棉纤维色素固定的影响
Effect of Spraying FeCl_3 on the Pigment Fixation in the Natural-colored Cotton Fiber
-
若将叶面吸收因子耦合到限制分配模型当中,则能显著降低茎叶中4种PAHs含量的预测误差。
If the impact of foliar uptake on model performance was taken into account , the differences for all the four PAHs would be greatly reduced .
-
叶面喷施GA和B-9可以促进油茶种仁含油量提高42.6%和40.4%,比对照增18.0%和11.9%;
Spraying 6-BA and GA3 also improved the oil content of seed kernel by 42.6 % and 40.4 % , with 18.0 % and 11.9 % more than that of the control .
-
叶面喷施GA处理则完全抑制了成花,在生理分化期显著提高了秋梢中内源GA含量,减少了叶片RNA含量和RNA/DNA值。
GA-spraying , on the contrary , inhibited flower bud formation , increased GA content in shoots but decreased RNA content and RNA / DNA ratio in leaves during the period of physiological differentiation .
-
以叶面涂抹15N方式对不同类型冬小麦品种不同叶位叶片氮素的吸收、运转进行了研究。
The nitrogen assimilation and transfer efficient of different leaf-position leaves in canopy were studied using isotope 15N marked on leaf .
-
叶面喷施SA在胁迫初期对蛋白质的合成起促进作用,随着胁迫程度的加剧,又对其降解起到了抑制作用。
Spraying SA on leaves played the role of promoting the proteins synthesis at the beginning of stress , and performed the function of controlling the degradation of them with the stress strengthening .
-
植物叶面的造型采用Bezier参数曲线描述叶子中脉的形状,然后将叶子的纹理图象嵌入到叶脉曲线的局部标架中。
We use Bezier curves to describe the shape of leaf midrib and embed the image of leaf into the space of local frames along the midrib curve .
-
叶面喷肥、采前喷Ca(NO3)2和ZnSO4均能明显延长切花瓶插寿命。
Spraying fertilizer on leaf and spraying Ca ( NO_3 ) _2 and ZnSO_4 were all markedly prolonged the bottle life span of cut-flowers .
-
叶面喷施磁化复合肥对新红垦(Starkrimson)苹果树微量营养元素含量影响的研究
Studies on the effect of the foliage sprayed with magnetized compound fertilizer on the micro nutritional elements content of Starkrimson Apple Trees