Which radiotelephone signal indicates

1、Chart legends which indicate a conspic

Chart legends which indicate a conspicuous landmark are printed in（）.Acapital lettersBitalicsCboldface printDunderlined letter

2、Which chart symbol indicates the botto

Which chart symbol indicates the bottom is clay（）.AClyBClaCClDC

3、Which of the followings best indicates

Which of the followings best indicates how many tons of cargo a vessel can carry?（）.ABale cubicBDeadweight tonnage of cargoCLoaded displacementDGross tonnage

4、Which display indicates a vessel condu

Which display indicates a vessel conducting mineclearance operations（）.AThree balls in a vertical lineBTwo balls in a vertical lineCOne ball near the foremast and one ball at each yardarmDOne diamond near the foremast and one ball at each yardarm

5、The lifesaving signal indicating You a

The lifesaving signal indicating You are seen - assistance will be given as soon as possible is the（）.Avertical motion of white flagsBvertical motion of a white light or flareCfiring of a green star signalDNone of the above

6、Which condition indicates the air side

Which condition indicates the air side fouling of an after-cooler on a turbocharged diesel engine?（）AAn increased air temperature differential b...