【单选题】Which statement best describes the code used for GMDSS DSC transmissions?
A.
A 10 bit error correcting code starting with bits of data followed by a 3 bit error correcting code.
B.
)A 10 bit error correcting code starting with a 3 bit error correcting code followed byV/.bits of data.
C.
An 8 bit code with 7 bits of data followed by a single parity bit.
D.
A 7 bit code that is transmitted twice for error correction.
【单选题】“Code Blue” is generally used to :
A.
indicate a patient requiring resuscitation
B.
indicate a patient leaving the hospital
C.
indicate a patient talking with the doctor
【简答题】Code 7600 is used after the failure of .
【简答题】常用硬度试验法有()氏、()氏、()氏等方法。
【判断题】批生产记录包括一个批次的待包装品或成品的所有生产记录。
【单选题】How did Braille make use of raised dots in his code?
A.
He used them for the 26 letters of the alphabet.
B.
He used them for pictures.
C.
He used them for punctuation marks and short words.