In chapter 4, the author establishes the handling cost model for respective vessel first to define the standard of vessel handling cost. This model belongs to the realm of absolutecostcontrol.
在第四章成本控制中,首先引入单船装卸成本模型,以确定单船成本标准,属于绝对控制的范畴。
2
The solar energy and the heat pump water heater equipment, does not need the value to defend, movement absolute safety, moreover the completely automatic control, may save the personnel cost.