简单描述生命起源的过程。
原始大气在雷电、紫外线等长期作用下,形成有机小分子,这些有机物随雨水汇集到原始海洋中,形成有机大分子,通过长期的相互作用,最后形成原始的生命。
Your project is behind schedule due to conflict between team members.Having resolved the conflict,to get the project back on schedule,you should consider()
A.crashing the schedule
B.performing resource leveling
C.conducting reverse resource allocation scheduling
D.utilizing the critical chair resources
写出主要的棉卷质量指标。