backhand backspin service是什么意思

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用法例句

A comparison between auditory steady-state evoked response and pure tone threshold in adults with sensorineural hearing loss;

成人感音神经性聋听觉稳态诱发反应阈值与纯音听阈值比较

Multiple auditory steady-state evoked responses test of young adults with normal hearing;

正常青年人多频稳态听觉诱发反应测试

Methods: T-lymphocyte subgroups of the peripheral blood and cutaneous delayed-type hypersensitivity (DTH) to two recall antigens: tetanus toxoid (TT) and purified protein derivative(PPD) were measured in 5 patients with HIE and 15 healthy controls, respectively.

方法:分别检测5例高IgE综合征病人和15例健康人的外周血T淋巴细胞亚群和对破伤风类毒素、纯结核菌素的皮肤迟发反应情况。

Objective To investigate the mechanism of the electroacupuncture which is used to treat the cervicogenic vertigo caused by vertebro-arteiial cervical spondylosis by improving the vestibular dysfunction with the methods of the nystagmus elicited; audiometry and direct vestibular evoked potentials (VsEPs).

目的 采用眼震诱发反应、测听术和直接前庭诱发电位(VsEPs)技术，探讨电针改善前庭功能障碍，治疗椎动脉型颈椎病所致颈性眩晕的机理。