性能最高的内存是()。 ["EDO内存","SDRAM内存","DDR内存","RAMBUS内存"]
初步勘查主要是针对发现的每个疑点和初步认定的起火部位进行重点勘查。
火焰安全灯在点燃灯芯后,使灯升温的时间至少5min。
Compliance with the terms of the load line certificate on a vessel is the responsibility of the(). ["Ballast Control Operator","Barge Supervisor","Master or Offshore Installation Manager","operators representative"]
当突发事件分级指标有交叉、难以判定级别时,按()处理,防止风险的扩散。 ["较低一级","较高一级","最低级","最高级"]
模具的间隙量与什么因素有关?