Empirical estimation of cost functions requires statistical techniques which relate the cost of constructing or operating a facility to a few important characteristics or attributes of the system. 利用基于经验的成本函数估算成本需要一些统计技术,这些技术将建造或运营某设施与系统的一些重要特征或属性联系起来。
Because of stepless frequency modulation and amplitude modulation and operating with facility, hydraulic vibrators are being used widely in a lot of engineering machines. 液压激振器由于具有无级调频、调幅和操作方便等优点而在许多工程机械中得到广泛应用。
UNITAID, which draws funds primarily from a levy on airline tickets, began operating in2006 as a facility for purchasing drugs and diagnostics for AIDS, TB, and malaria. 主要从机票税中筹措资金的国际药品采购机制在2006年开始运作,它是一个针对艾滋病、结核病和疟疾采购药物和诊断方法的设施。
The water-free dyeing facility with automatic computer control was designed based on supercritical CO_2 characteristics. The basic structure and operating principle of the facility were elucidated. 运用超临界CO2特性,研制了无水染色装置,对该装置的基本结构及工作原理加以说明,并实现了计算机自动控制。
Through the modification of the production unit, strengthened the operating management of environmental protection facility, carried out environmental protection duty, and perfected waste water discharge rules & monitoring system, to realize the qualified waste water discharge. 通过对生产装置的整改,加强环保设施运行管理,落实环保责任制,完善废水排放规定和废水排放监测体系,实现废水达标排放。