Compared with turning, milling and grinding, the abrasive belt grinding has higher production rate and available factor of power of machine tool.
砂带磨削比车削、铣削和砂轮磨削的生产率高,机床功率利用率高,经济效果显著。
Since it is a range predicate and there are no frequency and histogram statistics available, the filter factor is calculated with the basic statistics information HIGH2KEY and LOW2KEY.
由于它是范围谓词,而且没有频度和直方图统计数据可用,过滤因子是用基础统计信息HIGH2KEY和LOW2KEY计算得出的。
In most cases, the single most important factor in desktop operating system performance is the amount of system memory available.
在大多数情况下,桌面操作系统性能的一个最重要因素就是系统可用的内存量。
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