[单选] The figure that the volume of air at BDC is divided by the volume of air at TDC is termed as（）.

[单选题]The figure that the volume of air at BDC is divided by the volume of air at TDC is termed as（）.A . ignition ratioB . power ratioC . compression ratioD . injection ratio

[单选题]What is the main rhetoric device used in \"The Pentagon was divided onthe a

[单选题]（）is the volume for loading goods of the vehicle.A . Vehicle tonnageB . Vehicle sizeC . Vehicle capacityD . Available vehicle capacity

[单选题]Volume Box指的是（　　）。A.棋盘式准直器B.独立准直器C.孔雀系统准直器D.非独立准直器E.多叶准直器

[单选题]The distance from TDC to BDC of the diesel engine is called （）.A . gapB . clearanceC . radiusD . stroke

[单选题]Compressed air is supplied by air compression to （）.A . the air receiversB . the starting valvesC . the cylinder coversD . the distributor

[单选题]Is a massive volume of structured and unsteuctured data so large it is difficult to process using traditional database or software technique（ ）.A．Data Processing systemB．Big DataC．Data warehouseD．DBMS

[单选题]Clearance volume scavenging in a turbocharged, four-stroke/cycle diesel engine is accomplished （）.A . during the valve overlap periodB . with only the exhaust valve openC . at a pressure below atmosphericD . without cooling the cylinders or pisto

[名词解释] 交通量（Volume）

[单选题]The______is used to measure the volume of a liquid or gas through a pipeline within any given period of timeA．flow-meterB．viscometerC．micrometerD．feeler