不管是四冲程还是二冲程发动机，发动机每个工作循环是由吸气、压缩、爆发和排气行程组成。
下列各企业内部单位中可以成为责任中心的有（）。 分公司。 个人。 车间。 班组。
You are a security administrator for your company. All servers run Windows Server 2003. All client computers run Windows XP Professional. You install Software Update Services （SUS） on a server named Server1. The company’s written security policy states that all updates must be tested and approved before they are installed on network computers. You need to ensure that SUS uses the minimum amount of disk space on Server1. What should you do？（） Configure Server1 to redirect client computers to the Microsoft Windows Update servers.。 Compress the folder in which the downloaded updates are stored.。 Configure Server1 to store only the locales that are needed.。 Download the updates， and then delete updates that are not approved for client computers.。
热电缆清蜡适用于什么情况下的油井？
热力学中的p-v图，又叫示功图。
“三步走”发展战略的特点是（）
