Objective to study factors affecting hospitalization expenses on Cornary Atherosclerotic Heart Disease (CAHD) so as to provide a reference to control the increment of medical expenses.
目的：研究影响冠心病住院费用的因素，以提出控制医疗费用上涨的对策。
Study the dot-comparison in pulse increment and develop the line and arc interpolation.
研究了逐点比较法，并编制了平面的直线插补和圆弧插补程序。
The study demonstrates that the section strain along the width is nonlinearly distributed and that the effect of the shear lag is not constant and changes with the increment of the load.
试验表明，截面应变沿宽度方向呈非线性分布，剪力滞效应随荷载的增加而变化，并不是常量。
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