主厂房内哪些400V电机设有电加热器？
健胃药可分哪四类？
阅读下列材料： 希腊化时期的文化是对希腊古典文化的总结和发展，也是对东方文化的吸收和利用，更是从希腊文化到罗马文化，继而到西方文化的桥梁。从这个意义上说，希腊化时期的文化影响了西方文化发展的方向。
如何理解希腊化时期文化的历史影响？
You are deploying a Web site to a server managed by a hosting company. The only access you have to the server is through FTP. You need to precompile and deploy the Web site without its source files. What should you do? （） Use the Copy Web tool.。 Use the Publish Web tool.。 Use XCOPY.。 Use the Web Setup project Installer.。
You need to design a strategy to meet the company’s requirements for e-mail. What should you do？（） Configure and publish a certificate template that is suitable for S/MIME, Deploy a Group Policy object （GPO） so that a certificate that is based on this template is automatically issued to all domain users。 Specify Group Policy objects （GPOs） and IPSec policies that require all client computers to use Kerberos authentication to connect to mail servers。 For each mail server， acquire an SSL server certificate from a commercial CA whose root certificate is already trusted。 Require IPSec encryption on all TCP connections that are used to send or receive e-mail message。
为了防止煤气管道雷击和静电产生火源，一般在300m的范围内铺设一处接地装置，接地装置安装后测试的对地电阻不超过（）Ω。
