Owing to deficiency and limitation of market size, variety, term structure and operating target, open market operation has not operated an effective function on stock price.
公开市场业务由于在市场规模、操作品种、期限结构和业务目标等方面仍存在不足和缺陷，目前还不能对股票价格有效发挥作用。
Taking roll system rigidity maximum as target function, the optimum calculation of roll system size has been carried out. The rational disposition methods of roll system is proposed in this paper.
并以辊系刚度最大为目标函数，对辊系尺寸进行了优化计算，提出了辊系尺寸的合理配置方法。
The therapeutic target is to salvage potentially reversible ischemic tissue (ischemic penumbra, IP) to reduce infarct size and improve neuromuscular function.
其治疗目标应是挽救可逆性缺血组织—缺血性半暗带(IP)，以缩小梗塞范围和改善神经功能。
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