duration of time meaning in Chinese

持续时间

Note : duration of time - off granted under csr 904 should be less than half - a - day
备注:根据《公务员事务规? 》第904条批准?开工作岗位的时间，应少于半天。
Such question includes of what levels of the stress can be induced by different levels of shaking . failure criteria and the duration of time without failure of damaged column under the long - term loading are not confirmed . performance of damaged columns after repair will respond to a second or more earthquake attacks
例如不同程度地震荷载对外包frp的影响,损伤柱在长期荷载作用下的破坏准则和工作时限, frp徐变对损伤柱残余性能的影响,损伤柱的修复手段及抗震性能的恢复情况等。