查询词典 evaporation rate

Infrared upconversion and optical storage thin film CaS∶Eu, Sm has been successfully developed by electron beam evaporation and radio frequency magnetron sputtering. Infrared upconversion efficiency of CaS∶Eu, Sm thin films with different thickness has been investigated by using the ultrashort infrared laser pulses with different FWHM.

采用电子束蒸发和磁控溅射技术制备了具有红外上转换和光存储特性的电子俘获材料CaS∶Eu，Sm薄膜，利用不同脉宽的超短红外激光测试了它们的红外上转换效率，指出CaS∶Eu，Sm薄膜的红外上转换发光效率不仅与制备工艺及热退火工艺密切相关，而且存在"耗尽"现象。

The far infrared evaporation technology for treatment of lower-middle level radioactive waste liquid was investigated.

本文研究了用远红外蒸发技术处理中放废液的工艺条件及影响因素。

The chewing gum is dissolved using a water-immiscible solvent requiring either evaporation and redissolution of the sample or solvent change during the SPE step.

口香糖溶解于与水不相溶的溶剂中，在固相萃取中既可以蒸发和重解样品又可以更换溶剂。

With the Carrousel Oxidation Ditch Process, which is commonly adopted domestically and internationally, the effluent would reach first-grade State discharge standard and be disposed into the sea while the mud would be sent to the Refuse Landfill Site after concentration and evaporation.

处理工艺上，采用目前国内外常见的卡罗塞尔氧化沟处理工艺，污水经二级处理后，水质达到国家一级排放标准，排入海中，污泥经浓缩脱水后送垃圾填埋场处置。

Because the limited time period of this study, to investigate the long term effects of row space and crop density on reducing soil evaporation are necessary in the future.

由于这次研究的期间较短，对行距、多播等项目的研究尚不够深入，有必要在今后的工作中进一步探讨。同时，对哪种秸秆可以避免降低冬小麦地温的问题进行深入研究，具有重要的现实意义，如果能解决好这个问题，则不仅有利于秸秆覆盖的大面积推广，而且能达到在使作物增产的同时减少土壤蒸发的目的。

This study focuses on the effects and mechanism of agricultural practices (row space,mulching, plant density, and cultivation methods) on soil evaporation.

同时，对影响土壤蒸发的主要因素进行了分析，为探寻新的抑蒸节水措施提供科学依据。

Narrower row space can significantly reduce soil evaporation because of its higher leaf area index and lower wind velocity under canopy.

窄行距对土壤蒸发的抑制效果很明显，行距越窄，土壤蒸发量越小，土壤蒸发量与蒸散量的比值也越小，农田用水中的无效损耗也就越小。

Traditionally known as "The Wandering Lake" because of its susceptibility to rainfall changes and evaporation, it has also been affected by irrigation and climate change and is shown as a salt flat.

这个历史上以易受雨量变化和蒸发影响而闻名的"游移湖"，还备受灌溉和气候变化的影响，因而变成了一块盐碱地。

The formation of dry surface layer and its effect on characteristics of evaporation of sand dune and the evapotranspiration of grassland in the Mu Us desert are discussed in this paper.

本文针对毛乌素沙地水资源的高效利用问题，主要探讨了干沙层的形成及其对土壤水分蒸发特性的影响以及草地的蒸散量。

A concise physical picture is furnished by chemical potential curve about the law of phase equilibrium, saturated vapour pressure of curved liquid surface, evaporation and condensation etc.

通过曲线描述，提供了关于相平衡、弯曲液面饱和蒸气压以及蒸发、凝结等规律比较直观的物理图像。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48