初步研究了抗剪切降解型分子缔合减阻剂，通过分子缔合减阻剂多次的减阻测试，发现缔合减阻剂在抗剪切降解性方面有较大提高。
Drag reducing agent through molecular associations have high shear stability in turbulent flow was studied and found its shear stability in turbulent flow has been improved greatly.
针对多次冲击载荷的性质和特点，提出了几种适合于多冲形变研究的方法，并对其可行性进行了探讨。
Against the characters of repeated impact load, we pointed out some research methods suitable for the deformation research of repeated impact, and discussed its practicability.
目的：研究单次放射治疗与多次分割放射治疗对于骨转移性疼痛止痛效果。
Objective: To explore the pain relief effect with a single fraction and multifraction radiotherapy for bone metastases.
对处于熔点以上的纯铝施加电脉冲，通过对铝锭的多次重熔实验，研究了其熔体结构的遗传性。
The heredity of pure aluminum melt under the action of pulse electric field was investigated by means of repetitious remelt experiment.
结论：STZ小剂量多次注射诱导大鼠胰岛素依赖性糖尿病（IDDM）动物模型适用于糖尿病发病机理的研究。
Conclusion:Rat IDDM model induced by mutiple injection low dose of STZ is an ideal animal model to investigate diabetes.
通过实例研究了共因失效和载荷多次作用效应对多状态系统可靠性的影响。
The influence of the common cause failure and the times of load on the reliability of a multi-state system is studied by an example.
研究认为花岗岩浆的侵位、区域性断裂的多次脉动作用及蚀变作用是区内钨锡矿形成的重要控制因素。
Research indicates that the main ore-controlling factors are intrusion of granitic magma, multiple activities of regional faults and greisenization.
对多次火炮试验获得的炮弹运动图像检测结果表明，研究的图像提取算法简单易用，通用性较强，提高了参数测量的精度。
The test result for shell movement images obtained indicate that, the image extraction algorithm is easy to use and universal, the precision of data measurement is increased.
对多次火炮试验获得的炮弹运动图像检测结果表明，研究的图像提取算法简单易用，通用性较强，提高了参数测量的精度。
The test result for shell movement images obtained indicate that, the image extraction algorithm is easy to use and universal, the precision of data measurement is increased.
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