双层底以外，下自船底或内底，上至甲板或平台的液舱称为（）。
A. 压载水舱
B. 燃油舱及货油舱
C. 淡水舱
D. 深舱
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为免客户流失，开票时可根据客户要求随意更改客户名称、油品名称与金额。
A. 正确
B. 错误
夹轨钳制动带磨损，各铰接部分有卡住现象或润滑不良，会使制动力矩增大。
A. 正确
B. 错误
Context-Based Access Control (CBAC) is the algorithm of the Cisco IOS firewall feature. How does CBAC improve Teleworker security?（）
A. Inbound packets are permitted only if they are part of a legitimate data flow initiated by a device on the Teleworker home network.
B. All packets are checked for integrity by analyzing their checksum.
C. Every packet is checked to see if it was sent through the VPN tunnel.
D. Every packet is inspected to see if any disallowed URLs are included. URLs are forwarded to the security cache engine for authorization.
TBV是用来防止哪个部件喘振（）
A. 高压压气机
B. 低压压气机
C. 高压涡轮
D. 低压涡轮
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