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AIM:To study the bioadhesive property of carbomer934 indog alimentary tract.METHODS:Carbomer934 and ethylcallulose were......
BACKGROUND:Around 60%to 80%of patients with periampullary carcinoma are unresectable either due to distant metastasis or......
The siltation of reservoir causes many problems of management and environmental disturbances that are important to mini......
目的 缩短胰十二指肠切除术后胃排空障碍患者的平均住院日,提高患者满意度.方法 按入院时间的先后顺序将入选患者分成对照组(96例)......
Acute effect of smoking on gallbladder emptying and refilling in chronic smokers and nonsmokers: A s
AIM: To ultrasonographicaly evaluate the acute effects of smoking on gallbladder contraction and refilling in chronic sm......
The International Study Group of Pancreatic Surgery definition of delayed gastric emptying and the e
Pancreatoduodenectomy (PD) is a complex surgical procedure which is indicated for malignant lower end biliary obstructio......
压力管道的放空是进行水道系统检修的有效手段，但由于受外水压力的影响，管道放空存在一定的不安全因素。本文通过对十三陵抽水蓄能电......
该文通过分析旧水泥路面破坏原因以及几种加固方案的综合比较，提出采用注浆技术来治理此类病害方法的合理性和经济效益，并对旧水泥混......
根据翻车机调车作业的特殊性,以锦赤线西港口站为例,通过车站与翻车机联锁设计的技术条件、推送作业及排空作业三部分,对计算机联......
规划竣工验收后频繁出现挑空楼板补修、室内地面改造、地上停车位增删改等施工改建,重复建设造成资源浪费。综合分析产生这些现象......
分析了调节阀使用过程中产生气蚀的原理;列举了气蚀造成的危害;从性能参数、材质选择、结构设计、气蚀系数、外部条件改变等方面阐......
A movable bed physical model was constructed to investigate hydraulic desiltation by flushing and lateral erosion in the......
