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【单选题】
TCP协议提供的服务特征不包括（）A.
面向连接的传输
B.
支持广播方式通信
C.
全双工传输方式
D.
用字节流方式传输
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【简答题】Replace the underlined part with a proper compound.The supervisor is a man who deserves everyone's trust.The supervisor is a __________________ man.
【简答题】果树正常生长结果最适土壤含水量为( )的60-80%。
【单选题】What type of cost is supervisor salary costs, where one supervisor is needed for every ten employees added to the staff?
A.
A fixed cost
B.
A variable cost
C.
A mixed cost
D.
A step cost
【单选题】What type of cost is supervisor salary costs, where one supervisor is needed for every fif employees added to the staff?
A.
A fixed cost
B.
A variable cost
C.
A step cost
D.
A mixed cost
【单选题】What type of cost is supervisor salary costs, where one supervisor is needed for every ten employees added to the staff?
A.
A step cost
B.
A variable cost
C.
A mixed cost
D.
A fixed cost
【单选题】what type of cost is supervisor salary costs ,where one supervisor is needed for every ten employees added to the staff?
A.
A fixed cost
B.
A variable cost
C.
A mixed cost
D.
A step cost
【单选题】What type of cost is supervisor salary costs, where one supervisor is needed for every ten employees added to the staff?
A.
A fixed cost
B.
A variable cost
C.
A semi-variable cost
D.
A stepped fixed cost
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