Controlofmaterials costs is the crux for control the total cost of a highway project.
材料费用的控制是控制工程成本的关键。
2
This involves the controlofmaterials flow though the systematic planning and controlof all materials.
这里包括了通过系统来控制物料的流通和控制所有的材料。
3
The controlofmaterials that nanotechnology offers to scientists and engineers of consumer products is one of the most important aspects of nanotechnology.