试述乙炔的燃烧爆炸特性。
项目启动阶段的管理活动包括2个部分：（）、（）。
公开招标方式被认为是最系统、最完整和规范性最好的招标方式，其他招标方式往往参照公开招标方式进行。
简述溺死的机理
You are the network administrator for . In particular you administer a Windows 2003 server named TestKing4. TestKing4 stops responding several times. Each time, the following error message is displayed: You suspect that a hardware component is causing the problem, and you contact the vendor. The vendor requires debugging information. You need to configure TestKing4 to generate a file that contains relevant information for the vendor. What should you do?（） Configure TestKing4 to perform a memory dump.。 Add the /debug option to the Boot.ini file on TestKing4.。 Enable Physical Addressing Extensions on TestKing4.。 Install the Recovery Console on TestKing4.。
社会主义的本质是：（）
