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【单选题】
MCS-51并行口信息有两种读取方式:一种是读引脚,还有一种是( )。A.
读A累加器
B.
读锁存器
C.
读CPU
D.
读数据
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反馈参考答案：
举一反三
【单选题】Aboard ship, SafetyNET messages can be received by which equipment?
A.
VHF DSC
B.
NAVTEX receiver
C.
Dedicated receiver or optional receiver integrated in vessel’s SES.
D.
All of these.
【简答题】间接碘量法测定铜含量时，KI的作用是（ ）
【简答题】碘量法测定复方碘口服液中碘含量的计算式
【单选题】SafetyNET messages can be received by which of the following shipboard equipment?
A.
NAVTEX.
B.
MF and HF NBDP.
C.
EGC receiver.
D.
None of these
【单选题】SafetyNET messages can be received by which of the following shipboard equipment?
A.
NAVTEX
B.
MF and HF NBDP
C.
EGC receiver
D.
All of these
【单选题】By which of the following shipboard equipment can SafetyNET messages be received? .
A.
NAVTEX.
B.
MF and HF NBDP.
C.
EGC receiver.
D.
AIS receiver.
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