对这些中断必须跟踪,以建立失效的服务提供记录.These outages must be tracked to build a record of failed service delivery.断裂并非结构失效的唯一形式.Fracture is not the only way that a structure can fail.气温往往下降到大多数保护措施都失效的程度.The temperatures drop below thos...
There is an equilibrium distribution relationship between DIPE and isopropanol.产物异丙醇和二异丙基醚间存在平衡分布.Triisopropyl phosphite was synthesized and isopropanol using pyridine as an organic base.采用三氯化磷、异丙醇为原料,吡啶为有机碱合成亚磷酸三异丙酯.The...