查询词典 evaporation

More assimilation products were stored in sheathes than those in leaves. 2After rewaterring, net photosynthetic rate and evaporation rate came back quickly, especially D3 and D6 groups whose two photosynthetic indexes were higher than that of control group and then droped back to normal in serveral days.

同化产物在叶片中的含量高于茎鞘，但叶片中的氮素含量低于茎鞘。2恢复灌溉后，受到胁迫的处理组的光合速率、蒸腾速率都迅速升高，干旱3 d和6 d的处理组光合水平超过对照，然后又有所下降，水分利用效率因为蒸腾速率的骤然升高而降低，之后有所恢复。

Many of the grains in them were sulfates formed from the evaporation of standing water, perhaps in the level areas between the dunes.

其中许多颗粒可能是在沙丘间的低洼处，静止的水蒸发后所遗留下来的硫酸盐。

Then in another tower, of which the height was 1.6m and the inner diameter was 20mm, the pentanol mixture was exactly rectified. The influence factors on separation effect, for example, the material concentration, evaporation velocity, circumfluence rate.etc, were studied and a set of separation system about salt-out -exactitude rectify was upbuilt. The result showed: when the material concentration was 60%, we got our product, 2-methyl-1-butanol, with the concentration over 99% and the top quality recovery over 82.7% which would increase as the material concentration did.

在高1.6m，内径为20rnm的精馏塔内，对戊醇混合物进行精密精馏，研究了原料浓度、蒸发速率、回流比等因素对分离效果的影响，建立了一套盐析-精密精馏的分离体系，结果表明：原料中2-甲基-1-丁醇浓度60％时，得到的2-甲基-1-丁醇产品浓度在99％以上，最高收率达82.7％以上，且随着原料浓度的增加而进一步增大。

The results show that the change of vegetation in this region is not very significant in the past 20 years, but with localized trend of acceleration under the background of global wanning, and that temperature, rainfall, evaporation have all tended to rise, which affects plant growing seriously.

从计算的结果看近20年来高原植被变化并不十分明显，在全球性变暖的大背景下局部地区有增长的趋势，高原温度、降水、蒸发都在上升，这些因素对植被的生长都产生着重要的影响。

The main heat transfer mechanism of the above-cited heat transfer is based on the micro-liquid film evaporation at the bottom of pressured and deformed gas bubbles.

此外 ，在大型空分装置中，若能使核心部件主冷凝蒸发器的换热温差减少 1K ，则仅一个机组每年就可节省 10 0万美元以上，同时国内外一些学者已将狭缝强化换热技术应用于板翅式换热器，收到了显著效果[1] 。

It showed that the crucial factors for membrane preparation were evaporation time in the air and water bath temperature, which can effected on the morphologies and electrochemical performances of the membranes.

正交实验结果分析表明，工艺条件中静置时间和水浴温度为主要影响因素，并研究了这两个因素对隔膜形貌和电化学性能的影响。

According to the exergy analysis theory, thermoeconomic cost distribution method, autonomous optimization principle and exergy pricing method, analyses the exergy efficiency under different evaporation and condensation temperature and calculates the exergy efficiency of typical air supply method in all-air system.

运用分析理论和热经济学中成本分摊法、孤立优化原理和定价方法理论，分析了制冷系统在不同蒸发温度和冷凝温度下的效率，计算了全空气空调系统几种典型送风方式的烟效率。

Influence of fluorine on filtration of acidinsoluble matter, crystal and filtration of calcium nitrate , ammonia neutralization of mother liquor and evaporation process of slurry are discussed based on its increasing slurry viscosity, growing fine crystal and troubling filtration in production of nitrophosphate by nitric acid decomposing phosphate rock.

介绍在硝酸分解磷矿生产硝酸磷肥的过程中，杂质氟对酸不溶物过滤、硝酸钙结晶及过滤、母液的氨中和及料浆蒸发过程的影响。

The effects of parameters, such as seeds added, agitation speed, evaporation temperature, pH of solution etc., on the product quality have been studied. And an optimal operating condition of crystallization of ammonium sulphate has been determined.

考察了投加晶种，搅拌速率，蒸发温度，pH值等操作参数，对结晶过程最终产品粒度分布和晶形质量的影响，确定了硫酸铵结晶工艺的最优的操作条件。

Nanometer antimony trioxide from the complex slag containing Pb and Sb was prepared at low temperature by the vacuum evaporation method.

摘 要：以铅锑复合渣为原料，用低温真空蒸发法直接制备纳米Sb2O3。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。