If a seaplane is not used as a means of transpiration on water but is capable of being used so，it shall ().

A．be regarded as a vessel not under command

B．be regarded as a vessel underway

C．be regarded as a vessel

D．be regarded as a sailing vessel

[单选题]VIT means （）A . variable injection timingB . variable inlet tonnageC . vertical incoming tonnageD . vertical inlet tank

[单选题]（ ） means that the seller delivers when the goods， once unloaded from the a

[单选题]（ ） means that the seller delivers when the goods， once unloaded from the a

[单选题]The word “ uncertained ” means _________ .A． 相同的 B. 犹豫的 C. 令人满意的

[单选题]The word “ pouch ” means ________ .A． 育儿袋 B. 肌肉 C. 尾巴

[单选题]“Stand by an engine” means （）A . “prepare to stop the engine”B . “assemble an engine on its bedplate”C . “make an engine ready for starting”D . “dismantle an engine&rdquo

[单选题]“Stand by engine” means （）.A . prepare to stop the engineB . assemble an engine on its bedplateC . make an engine ready for startingD . make an engine run steadily

[单选题]The abbreviation BDC means （）.A . Boston Diesel CompanyB . base circle diameterC . switch board caseD . bottom dead center

[单选题]The abbreviation TDC means （）.A . top dead centerB . temperature difference centerC . time delay dockD . top diesel company

[单选题]By means of multiple pipeline to carry out multiple processing，this technology is called (71) ．(71) A．Multiple pipelingB．SuperpipelineC．SuperscalarD．Very long instruction word