vacs

英 [væks]

美

n. (大学的)假期
vac的复数

N-COUNT （大学的）假期，寒暑假
A vac is a period of the year when universities and colleges are officially closed. Vac is an abbreviation for (缩略=) 'vacation'.
1. ...the summer vac.
  暑假
N-COUNT 真空吸尘器
A vac is an electric machine which sucks up dust and dirt from carpets. Vac is an abbreviation for (缩略=) 'vacuum cleaner'.
1. We found the vac easy to push.
  我们发现这种真空吸尘器很容易推着走。

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Objective: To observe the efficacy of etidronate in the vertebral artery type of cervical spondylopathy ( VACS) with osteoporosis ( OP).
目的：观察依替膦酸钠对伴骨质疏松症的椎动脉型颈椎病的临床疗效。
Results: The velocity in Basilar artery ( VBA), vestibular blood supply and ENG frequency decreased, while viscosity of whole blood in high, middle and low shere increased in VACS models.
结果：模型组的眼震电图频率、椎&基底动脉血流速度和前庭血流量降低，高、中、低切变率全血粘度增高。
Objective To study the diagnostic and the efficacy of hyper oxygen in complex treatment ( HOCT) of the vertebral artery type of cervical spondylosis ( VACS).
目的探讨高流量吸氧（高氧）综合治疗（HOCT）椎动脉型颈椎病的疗效及其诊断基础研究。
Methods Color duplex Doppler ultrasonography was performed in 119 patients with VACS and 30 normal persons.
方法对119例VACS和30例正常人行双功超声检查，观察椎动脉（VA）的走行，测量其内径和血流参数。
Objective: To observe the efficacy of ganglion stellatum blocker ( GSB) and He-Ne laser radiation in the treatment of vertebral artery type of cervical spondylosis ( VACS).
目的：探讨星状神经节阻滞加He-Ne激光照射治疗椎动脉型颈椎病的临床疗效。