（）refers to the depth of a vessel below the waterline，measured vertically to the lowest part of the hull，propellers or other reference points.

[单选题]The depth of the ship below the waterline measured vertically to the lowest part of the hull is calledA．trimB．leanC．draftD．tonnage

[名词解释] 纵深防御 defence in depth

[单选题]On a passenger vessel，the vessel’s name must appear on（）.A . ring life buoyB . lifeboatsC . lifeboat oarsD . All of the above

[单选题]( ) :refers to the application of the internet and other informatio technology inconventional industries.It is an incomplete equation where various Internets (mobile Internet,cloud computing,big data or Internet of things) can be added to other filed

[单选题]refers to the parts of the computer that you can see and touch．A．SoftwareB．HardwareC．HardshipD．Instruction

[单选题]Software ______ refers to that the software to meet the specification must be produced.A．testB．supportC．developmentD．ProcessA．B．C．D．

[单选题]refers to the parts of the computer that you can ,see and touch. It is used for the purpose of(69).A．SoftwareB．HardwareC．HardshipD．Instrument

[单选题]A beneficiary usually refers to（ ）.A.the sellerB.the buyerC.the advising ba

[单选题]A beneficiary usually refers to（ ）.A.the sellerB.the buyerC.the advising ba

[单选题]Phatic communication refers to( ).A.language’s function of the expression o