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- Freezing thawing durability of both ordinarily and air entrained concrete exposed to Xinjiang, Qinghai, Inner Mongolia and Xizang salt lakes were determined by the accelerated freezing thawing method. 用快冻法研究了普通混凝土与引气混凝土在水和西藏、内蒙古、新疆和青海盐湖卤水中的抗冻性。
- DSC and mechanical tests have been employed to investigate the influence of freezing，thawing，dehydrating and irradiating upon th crystallity and the mechnical properties of PVA-hydrogel. 通过差示扫描量热法（DSC）及相应的力学性能试验研究反复冷冻融化、真空脱水和辐照交联对PVA-水凝胶结晶和力学性能的影响。该PVA-水凝胶的力学性能与人关节软骨相近，可望用于人工软骨材料。
- The CMO ORF was cloned and the plant expression vector pBI121-CMO was constructed. The resultant plasmids pBI121-CMO was transferred into Agrobacterium tumefaciens (GV3101) by the liquid nitrogen freezing thaw method. 克隆了CMO基因的编码区,构建了其植物表达载体pBI121-CMO,冻融法将质粒导入根癌农杆菌(Agrobacterium tumefaciens)GV3101,获得工程菌GV3101-pBI121-CMO。
- In this experiment PST lipsome was produced by freeze thawing method. 采用冰冻熔融法制备脂质体,包封率进行测定可达29%25。
- The results showed that the glutinous corn zein could improve the freeze thawing stability and sensory quality of fast freezing dumplings by adding 1.5% zein dissolved in 80% alcohol to the dough. 结果表明:玉米醇溶蛋白以1.;5%25剂量溶于80%25乙醇后加入面团;能够提高速冻水饺的冻融稳定性和感官品质。
- The effects of PVP in formulation and freeze thawing steps on drug leakage and aggregation of tanshinone liposomes were investigated. 考察了聚乙烯吡咯烷酮(PVP)以及冻融处理对丹参酮脂质体的药物渗漏和微粒聚结特性的影响。
- This artic le has discussed the advantage of different kinds of prepartions:reverse_phase e vaporation, crush, freeze thawing . 通过对其包裹率的测定，结果表明：反相蒸发法包裹率高，反相蒸发法为最佳工艺。
- The paper studied the Solubilizing effect of solvent extraction, freeze thawing, ultrasonication, phosphoric acid treating and enzymatic hydrolysis on Spirulina dried Powder. 对溶剂浸提，反复冻融，超声波处理，磷酸处理和酶解技术对螺旋藻粉的增溶效果进行了比较。
- Methods The tumor antigen peptides from 4T1 breast cancer cells were acquired by freeze thawing method and HSP70-4T1 peptides complex was reconstructed in vitro. 方法冻融法获取BALB/C小鼠4T1乳腺癌细胞抗原肽,体外重组HSP70-4T1抗原肽复合物。
- A dynamic module damage model was built to predict the dynamic strength and maximum dynamic module of the silty clay after every freeze thaw cycle. 建立了动模量损失模型，能够预测每一次冻融循环后的动强度和最大动模量。
- Reach the Conclusion that the freeze thawing extraction, and Centrifugation, and then enzymatic hydrolysis of the filter residue is the optimum solubilization methot. 发现以反复冻融浸提，其渣再酶解处理为最佳增溶方法。
- The built prediction model is characterized by high precision, can be used to evaluate the effect of the freeze thaw cycles on the service life of the silty clay roadbed. 通过与试验对比可知，预测模型具有较高的精度，可以用来评估冻融循环对粉质黏土路基使用寿命的影响。
- The Uses of Pressure in Freezing and Thawing. 应用压力冷冻与解冻。
- Leave the chicken out overnight to thaw it out. 把这只鸡在外放一晚上就解冻了。
- Come up to the fire, and you will thaw out. 到火炉边来，你就会觉得暖和。
- The agitation of the strike arose repeatedly. 罢工风潮迭起。
- The temperature remained below freezing all day. 温度整天都在冰点以下。
- He repeatedly fails to pass the exam. 他考了多次都不及格。
- He struck at me repeatedly with a stick. 他一再挥棍向我打来。
- She was repeatedly snubbed by her neighbours. 她多次遭到邻居的冷遇。
