utilities

utilities读音音标

英 [ju:\'tɪlɪtɪz]

美 [ju\'tɪlɪtɪz]

utilities意思解释

n.

[经济学]效用（ utility的名词复数 ）；

实用；

公用事业；

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英英释义

utility

[ ju:\'tilitiz ]

n.

a company that performs a public service; subject to government regulation

同义词：public utilitypublic utility companypublic-service corporation

the quality of being of practical use

同义词：usefulness

the service (electric power or water or transportation) provided by a public utility

(economics) a measure that is to be maximized in any situation involving choice

(computer science) a program designed for general support of the processes of a computer

\"a computer system provides utility programs to perform the tasks needed by most users\"

同义词：utility programservice program

a facility composed of one or more pieces of equipment connected to or part of a structure and designed to provide a service such as heat or electricity or water or sewage disposal

adj.

used of beef; usable but inferior

同义词：utility-grade

capable of substituting in any of several positions on a team

\"a utility infielder\"

同义词：substitute(a)

词组短语

utility model

实用新型（约十个国家法律承认的一种保护发明名称，期限五年）

public utility

公用设施；公用事业公司

utility function

效用函数；应用函数

utility value

实用价值，利用价值

utility theory

效用理论

marginal utility

边际效用

utility boiler

电站锅炉，动力锅炉；公用锅炉

utility system

实用系统；应用系统；公用系统

expected utility

期望效用

utility vehicle

多用途运载车

utility ratio

利用率；实用率

utility program

[计]应用程序；通用程序；实用程序

utility maximization

效用极大化，效用*大值；极大化

electric utility

电气设施；电业

sport utility vehicle

运动型多用途车

total utility

[经济]总效用；总效果

social utility

社会效用；社会福利事业

utility company

公用事业公司

economic utility

经济效用

practical utility

实用性；实用价值

双语例句

用作名词(n.)Public utilities are carefully regulated here.公用事业在这里受到仔细的管理。Some municipalities operate their own public utilities.有些城市自行经营自己的公用事业。Most of the utilities units and general facilities have already been on operation for several months.许多公用工程设施在几个月前就已经投入运行了。Carry out inspection and site operation activities of the steam and power generation unit and other utilities units pursuant to the instruction of the shift supervisor.在值班长的领导下，负责机组和公用工程装置的所有设备的巡回检查及现场操作。