Which radio equipment is not necessary for the ships sailing in the sea area A2?

A．MF DSC

B．VHF radio telephone

C．VHF DSC

D．VHF EPIRB

[单选题]Which emergency equipment should you keep near the towing bitts（）.A . A self-contained breathing apparatusB . A boat hook and a spanner wrenchC . A fire ax and/or cutting torchD . A Stokes litter basket

[单选题]Which of the following is least likely a condition necessary for revenue re

[单选题]Which of the following measures of profit is most likely necessary for a fi

[单选题]Which of the following measures of profit is most likely necessary for a fi

[单选题]Which of the following best describes the impact of depreciating equipment

[单选题]A．ccording to the passage, which of the following statement is true? __________.A． People can know happiness at any age.B． A happy person lives a successful life.C． Enjoying what you have can make you happy.D． Parents want to pursue the study of happ

[单选题]Which of the following commands is not for communication among users?A．mailB．writeC．telnetD．nice

[单选题]A．ccording to the passage, which of the following is NOT true?A． One can know his friends better from their color preference.B． Workers can work better in a room with bright colors.C． The person who prefers dark colors can not be successful.D． We can

[单选题]A．ccording to the article, which of the following statements is not true?A．Tightly sealed house may be harmful in another aspect.B．The house is unsealed to prevent the air from leaking.C．The air always leaks from cracks.D．New house is worse than old

[单选题]A．ccording to the passage, which of the following statement is not true?A．the heat exchanging surfaces should be kept substantially cleanB．the heat exchanger flow passages should be clear of obstructionC．seals for the plate heat exchanger needs to be