The vertical wall cylinder part with 0.5 height-diameter ratio can ultimately be formed in the practical manufacture after the forming track, especially the first optimal forming path.
设计了加工轨迹，通过实验研究，对成形路径，尤其是第一道次进行了优化，在此基础上加工获得了高径比为0.5的直壁筒形工件。
The fiber length, diameter, cell wall thickness and ratio of length to width are 891.
木纤维长度、直径、双壁厚、长径比均随着树龄的增加而增加，其平均值分别为891。
The thickness-diameter ratio of culm, stem diameter, culm wall thickness and pith diameter were significantly correlated with stem strength.
结果表明小麦茎秆强度与厚径比、壁厚均呈极显著正相关，与髓腔直径呈极显著负相关。
Left ventricular end diastolic diameter (LVDD), EF, and the ratio of LVDD and left ventricular posterior wall thickness were increased ( P <0 01).
左室舒张末径与射血分数，以及左室舒张末内径与左室后壁厚度之比较治疗前均有显著改善（P <0 0 1）。
Left ventricular end diastolic diameter (LVDD), EF, and the ratio of LVDD and left ventricular posterior wall thickness were increased ( P <0 01).
左室舒张末径与射血分数，以及左室舒张末内径与左室后壁厚度之比较治疗前均有显著改善（P <0 0 1）。
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