蜗杆分度圆直径规定为标准值的目的是什么？
参考答案：
为了减少蜗轮刀具数目，有利于刀具标准化。
In general, as compared to companies with operating leases, companies with capital leases report :（）
A. lower working capital and asset turnover.
B. lower cash flow from operations, higher cash flow from financing.
C. higher debt to equity and return on equity ratios (in the early years)
简述逻辑结构与存储结构的关系.
