The word “critical” in the sentence “This is a critical period as any loss of propulsion, or steering, can lead to collision, grounding, or other damage to the ship” can be best replaced by （）.

脊髓损伤所致的瘫痪属于（）瘫痪；周围神经损伤所致的瘫痪属于（）瘫痪。

Periodic publications notifying changes in，or additions to，previously published navigational data are（）.

（ ）is the budgeted amount for the work actually completed on the schedule activity or WBS component during a given time period.

is the budgeted amount for the work actually completed on the schedule activity or WBS component during a given time period．

is the budgeted amount for the work actually completed on the schedule acticity or WBS comonent during a given period。

周期性瘫痪是以反复发作的骨骼肌_____为特征的一组疾病。

Periodic publications notifying changes in，or additions to，previously published navigational data are（）.

Jitter is an unwanted variation of one or more characteristics of a periodic signal in electronics and telecommunications and（）refers to call issues that cause variations in timing or time of arrival.

（）is the budgeted amount for the work actually completed on the schedule activity or WBS component during a giving time period.

The （） is used to measure the volume of a liquid or gas through a pipeline within any given period of time.

周期性瘫痪(period paralysis)