The amount of energy for latent heat released and ultrasound speed measured at the zone of maximum ice crystal formation were respectively about 72% of total input energy and 63.64% of ultrasound speed range during the freezing process.
试验结果显示，牛肉在冻结过程的中心温对应时间曲线中，冻结点附近潜热特性明显，在 0 ~- 5 ℃之间则冰晶最大生成带特性明显。
After relations between growth speed of final ice lens and segregation temperature were analyzed, the decrease of water intake speed at high segregation temperature was pointed. For small heave induced by intermissive freezing mode of controlling frost-depth, the mechanism of using intermissive phase to increase segregation temperature of the final ice lens so as to restrain its growth was proposed.
进一步定量考察末透镜体的生长速度与分凝温度之间的关系后，指出较高的分凝温度将会导致吸水速率的降低，而控制冻深的间歇冻结模式其机理就是利用间歇阶段促使末透镜体的分凝温度升高，抑制末透镜体的生长，进而达到减小冻胀的目的。
A cooling method for controlled high speed chilling or freezing is disclosed.
本发明公开了一种用于控制的快速冷藏或冷冻的冷却方法。
Those parameters included pull down speed and power consumption of the refrigerator, temperature of cold storage chamber, freezing chamber, condenser, suction and discharge pipes of compressor, etc.
这些参数包括冷却速度、耗电量、冷藏室温度、冷冻室温度、冷凝器温度、压缩机吸气温度和排气温度等。
An early focus of the investigation into the June 1 crash has been the possible malfunctioning of the plane's speed sensors, or pitot tubes, which have a history of freezing and giving faulty speed readings on certain models of Airbus planes.
在最初调查这起6月1日发生的坠机事故时，人们曾重点关注飞机的速度传感器是否发生了故障。某些型号的空中客车飞机曾出现过速度传感器被冻结以及误报飞机航速的情况。
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。
To ensure the freezing effect, when the ambient temperature is higher than 30 ℃, the response to the rotor and centrifugal chamber pre-cooling, but also to reduce the rotor speed of 15% of the running.
为保证冷冻效果，当环境温度高于30℃时，应对转子和离心腔预冷，转子还应降低转速15％运转。
Hitachi electronic projection microscope, liquid chromatography/mass spectrometry, gas chromatography/mass spectrometry, protein synthesizer, supercritical extractor, drug dissolution instrument, Beckmen high-capacity high-speed freezing centrifuge, purified water system, capillary electrophoresis, protein electrophoresis, nucleic acid electrophoresis system, biologic safety cabinet, high performance liquid chromatograph, gas chromatograph, high-pressure preparation chromatogram system, fluorescent visible-light upright microscope, gel documentation system, ultraviolet visible spectrometer, elemental analyzer, micro melting point apparatus, microcontent moisture teller, infrared spectrum, PCR analytic system, UV detector, various types of high-pressure reaction kettle for pilot and production, etc.
中科药源拥有日立电子投射显微镜、液质联用仪、气质联用仪、蛋白质合成仪、超临界萃取仪、药物溶出度仪、贝克曼大容量高速冷冻离心机、纯化水系统、毛细管电泳、蛋白质电泳仪、核酸电泳系统、生物安全柜、高效液相色谱仪、气相色谱仪、高压制备色谱系统、荧光可见光正置显微镜、凝胶成像系统、紫外可见分光光度计、元素分析仪、显微熔点测定仪、微量水分测定仪、红外光谱仪、PCR分析系统、蛋白核酸检测仪、适用中试和生产的各型高压反应釜等170多台大型科学仪器和生产设备。
Geological structure in this area is complex: weak diagenesis, developed interbed fractures, uncomformable contact among layer system, developed fault and low amount of pressurization in the formations. Mudstones were developed well in the vertical with loose lithology and poor cementation. Incidents took place in 73.7% of 57 drilled wells, among them, the ratio of circulation loss, bit freezing, blowout and kick, wall collapse and water breakthrough was 65%, 17%, 9%, 5% and 4% respectively. They resulted in slow'drilling speed and longer operation cycle.
该区地质构造复杂，主要表现为成岩作用差，层间缝发育，层系间不整合接触，断层发育，地层承压能力差；纵向上泥岩较发育，各组岩性疏松，胶结差，钻井施工中复杂情况发生率较高，为73.7%（统计57口已完钻井），其中，井漏占65%，卡钻占17%，井喷、井涌占9%，井壁垮塌占5%，地层出水占4%，从而导致钻井速度缓慢、施工周期延长。
Through the analysis data, it pointed out that the current problems and advanced relevant measures, may have some practical significance in the freezing project in shaft sinking of high-speed groundwater flowing.
通过已有成果资料综述了目前地下水的流动对冻结效果影响研究的现状，指出了目前存在的问题并提出了相关对策，对在地下水大流速地层条件下的冻结工程具有一定得实际意义。
It's necessary to improve the current speed of air blast freezing.
因此，有必要提高现行的吹风冻结速度。
Application effect analysis of the anabiosis in the different freezing speed to the vero cell
不同冷冻速率在Vero细胞冻存复苏中的应用效果分析
The extract was separated by freezing centrifugation at high speed. The separated upper clear layer (the extract) was then dehydrated by anhydrous sodium sulfate, and filtered through a 0.45 μ m filtering membrane. The filtrate was ready for GC analysis.
涂料用乙醇和石油醚（3+1）混合溶剂超声提取，经高速冷冻离心，上层清液用无水硫酸钠脱水，经过0.45μm滤膜过滤后进行气相色谱分析。
The food freezing time and speed have the crucial effect to the quality of freeze foods, so it is worthy for the found of new foods freezing product line to predict freezing time exactly and simulate the foods freezing procedure dynamically.
食品冻结过程的冻结时间及冻结速度对于冷冻食品的质量起决定性的作用，因此准确地预测冻结时间，动态地模拟食品的冻结过程对于建立新的食品冻结生产线有一定的价值。
The freezing curve of the Sr modificated Al-11.7% Si eutectic alloy is obtained by experiment, and the solid phase grow speed curve is calculated.
针对Sr变质Al-11.7%Si共晶合金，通过实测获得冷却曲线，计算出结晶过程固相生长速率曲线。
Centrifuge the mixture by high speed freezing centrifuge and the supernatant is crude collagen aqueous solution.
得到的混合液用高速冷冻离心机离心，取上清液即为粗提胶原液。
Design the dual-model predictive & fuzzy control system applying to high-speed freezing centrifuge. This system applied and produced.
设计了应用于高速冷冻离心机的双模预测&模糊（简称双模）控制系统，此系统已经投入应用，并正式批量生产。
The dual-model predictive-fuzzy control system applying to high-speed freezing centrifuge
双模预测&模糊控制在高速冷冻离心机中的应用
It was also shown that there was an inverse correlation between the speed of temperature variation and the initial water content for freezing soil, but no monotonic correlation for the thawing soil.
试验结果还表明：正冻土温度变化速率与其初始含水率间存在反相关性，而正融土温度变化速率与其初始含水率间无单调相关性。
Effects of Freezing on the Fermentation and Speed of Infusion of Congou Black Tea
冰冻对工夫红茶发酵及水浸出物泡出速率的影响