From the write access queue, user B is at the top of the queue since user B requests first to access the file in write mode compared with user C. user B is provided the write access.
在写访问队列中，用户B在队列顶部，这是因为b先于c以写模式请求访问文件。
Objective To compare the value of B-mode (B-US) and color Doppler ultrasound (CD-US) in diagnosis of umbilical cord around neck (UCAN).
目的比较B型与彩色多普勒超声(彩超)在诊断胎儿脐带绕颈中的价值。
Objective To compare the value of B-mode (B-US) and color Doppler ultrasound (CD-US) in diagnosis of umbilical cord around neck (UCAN).
目的比较B型与彩色多普勒超声(彩超)在诊断胎儿脐带绕颈中的价值。
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