Bill Gates has a patent on the Windows operating system.
比尔·茨拥有视窗操作系统的专利权。
Do you also have an equivalent bill-of-labor system to determine standard labor costs?
但是你也能得到类似的劳动力清单系统来确定标准劳动力的成本吗？
The subsidy-laden bill to establish a cap-and-trade system is a step in the right direction;
资助法案建立一个“总量管制和交易”体系是一个明智之举。
Research on Bill of Material and Material Requirements Planning in MRP System;
研究了提前期不确定情况下总装生产物料需求计划的优化问题。
Research on Bill of Material and Material Requirements Planning in MRP System;
研究了提前期不确定情况下总装生产物料需求计划的优化问题。
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