查询词典 freezing

Based on actual freezing engineering,application of information technology in thick alluvium freezing method is discussed.

给出了信息化技术的具体含义和现阶段实施信息化施工的有利条件，并结合具体冻结工程实例，讨论了信息化在深厚冲积层冻结法施工中的应用，指出了信息化是保证深厚冲积层中建井安全的有效方式。

The effects of freezing on the fermentation and speed of infusion of congou black tea was studied.Congou black tea from the fresh and withering tea leaves was performed as follows: deep freezing at -17 ℃ for 2 h,then thawing,rolling,fermenting and drying.

为了使茶多酚氧化酶以可溶形式从完整细胞或组织结构中释放出来，并保持其活性和稳定性，催化多酚类氧化，通常要将茶鲜叶在一定介质中进行充分的细胞破碎，释放出细胞内含物。

The study indicates that the frost heaving character of the meal sand is decimus of silt clays. And its frost heaving quotiety is seldom influenced by the different freezing end temperature and water content. Thus the surroundings influence is in the small area when the artificial freezing method is used in sand and no-stickiness soil.

研究结果表明粉砂冻胀率是淤泥质粘土冻胀率的十分之一，冷端温度、含水量两个因素变化对其冻胀率几乎不产生影响，因此在砂性等无粘性土中应用冻结法对周围环境危害较小。

Thirdly, according to the development of the frozen soil, the coupling model of single freezing pipe of axial symmetry of temperature field, stress field and moisture migration is put forward firstly. Then, by means of the progressing principle of potential field, the coupling model of temperature field, stress field and moisture migration which is under the condition of the multi-freezing pipes is extended. At last, the energy balance equation, stress balance equation, quality balance equation, geometric equation, physical equation, initial and boundary conditions etc are adopted to give the analytic solution to the problem of plane axial symmetry of single freezing pipe.

第三，在对室内试验和现场实测结果研究的基础上，分析了土体冻结过程中温度场、应力场、水分场耦合原理，并按照冻土体形成发展过程，首先建立了单一冷源冻结轴对称温度、应力、水分场耦合模型；接着利用势场的迭加原理，将单一冷源情况的三场耦合问题推广到多冷源情况的三场耦合；最后根据能量守恒平衡方程、应力平衡方程、质量守恒平衡方程、几何方程、物理方程、初始及边界条件，解出了单一冷源平面轴对称问题的解析解。

The results suggest that under the background of global warming, the researches on the mechanism and variation of snow-storm and freezing rain should be strengthened, especially the researches on their premonitory characters; modern detect technique and instrument should be used to improve the ability of monitoring snow-storm and freezing rain, and skills and methods for forecasting snow-storm and freezing rain should be established and improved.

认为：在全球气候变暖的背景下，要加强雨雪、冰冻天气形成机理与变化规律的研究，特别是要加强其发生的前兆性研究；要充分利用现代先进的探测技术和手段，提高对雨雪、冰冻天气的监测能力；要建立和完善对雨雪、冰冻灾害天气时间发生、发展的预报技术和方法。

The cantharellus cibarius freezing technics was studied through analyzing the freezing curve at different temperature,freezing speed and juice leakage by liquid nitrogen flash freezer .

采用液氮速冻，探讨在不同冻结条件下鸡油菌的冻结温度曲线及冻结温度与解冻后鸡油菌的汁液流失率之间的关系。

Thermal characteristics of salty soil are researched by TG-DSC technique. The results show that soluble salts have great influence on thermal characteristics of salty soil; water content gets higher, phenomena gets acuter. Freezing force depends on water content and freezing temperature; the more water content or the less temperature is, the more intensive of freezing force is.

运用TG-DSC技术对冻区盐渍土热特性进行分析并研究环境变化对冻土强度的影响，结果表明：易溶盐对盐渍土热特性有着重要影响，随含水率增大影响愈剧烈；冻结强度随着含水率的增大而增大，随冻结温度的降低而升高。

A device for determining molar mass with freezing point depression was improved, which consists of the Dewar bottle, sample container, Beckmann thermometer, arid motor stirrer, Before the experiment, the freezing point of the coolant was controlled about 2℃ below the freezing point of the sample solution by adjusting the composition of the coolant.

介绍一个改进的凝固点下降法测定摩尔质量实验装置，它由保温瓶、凝固点杯、贝克曼温度计、电动搅拌器等几部分构成。

The results show that,in the static pressure tank,the air velocity decreased and the pressure distribution was uniform gradually in the corner between the plates and clapboards with the increase in the aperture of the perforated plates.Moreover,there was Coanda effect around the freezing food in the freezing area and the food temperature decreased from the inlet to the outlet of the freezing area.

通过改变位于冻品上下方的均风孔板开孔率得出：在静压箱内，随着出口开孔率的增大，风速逐渐减小，并且在由孔板和隔板间形成的局部区域内，压力分布逐渐趋于均匀；在冻结区内，通过速度场的模拟，从数值计算的角度验证了冷风在冻品表面产生的柯恩达效应。

The method was to set up a freezing time ladder of the mixture of competented cell and plasmid along with a negative sample to research under the same condition of other aspects;The results revealed that the transforming efficiency was the highest at the freezing time of 20 minutes;Compared with the efficiency of other freezing times,the 20 minutes freezin...

在保证其他条件一致的情况下，设置大肠杆菌感受态细胞和质粒混合物的冰浴时间梯度并建立阴性对照进行研究。结果：冰浴20 min时转化效率最高。结论：与其他冰浴时间相比，冰浴20 min时的转化效率最高，实验重复性好，成本低廉，而且操作简便，值得推广使用。

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％。