遮挡

Methods: Sixty patients with acute cerebral infarction with hemiparalysis were divided randomly into experiment group (n=30) and control group (n=30). Electrotherapeutic combined with early regular rehabilitation training were applied in experiment group. The early regular rehabilitation training were applied in control group. The motor function and ADL of all patients was assessed before and three week after treatment.

60例脑梗死偏瘫患者随机分为实验组（30例）与对照组(30例)，实验组采用电刺激及常规康复治疗，对照组仅接受常规康复治疗，分别于治疗前和治疗后3周进行偏瘫肢体运动功能和日常生活活动能力的评定。

Hummingbids simply aent able to hold onto adequate watein the event of dought o excessive heat.

在干旱或极度炎热时，蜂鸟根本不能保留足够的水分。