A、A.obtain injection lag
B、B.help mix fuel and air
C、C.increase combustion pressure
D、D.utilize higher injection pressures
更多“Turbulence is created in the cylinders of a diesel engine to （）”相关的问题
A、Shape of the piston crowns B、Increasing the compression ratios C、Increasing the piston crowns D、Increasing the turbocharger gear ratio
A、Once created, a sequence belongs to a specific schema. B、Once created, a sequence is linked to a specific table. C、Once created, a sequence is automatically available to all users. D、Only the DBA can control which sequence is used by a certain table. E、Once created, a sequence is automatically used in all INSERT and UPDATE statements.
A、Once created, a sequence belongs to a specific schema. B、Once created, a sequence is linked to a specific table. C、Once created, a sequence is automatically available to all users. D、Only the DBA can control which sequence is used by a certain table. E、Once created, a sequence is automatically used in all INSERT and UPDATE statements.
A、create turbulence in the combustion chamber B、aid in completing cylinder scavenging C、inject fuel at the proper time D、minimize fuel penetration into the cylinder
A、A. Once created, a sequence belongs to a specific schema. B、B. Once created, a sequence is linked to a specific table. C、C. Once created, a sequence is automatically available to all users. D、D. Only the DBA can control which sequence is used by a certain table. E、E. Once created, a sequence is automatically used in all INSERT and UPDATE statements.
A、Constraint names must start with SYS_C B、All constraints must be defines at the column level C、Constraints can be created after the table is created D、Constraints can be created at the same time the table is created E、Information about constraints is found in the VIEW_CONSTRAINTS dictionary view
A、Constraint names must start with SYS_C B、All constraints must be defines at the column level C、Constraints can be created after the table is created D、Constraints can be created at the same time the table is created E、Information about constraints is found in the VIEW_CONSTRAINTS dictionary view
A、It forces BasicFiles to be created even if the SECUREFILE option is specified to create the LOB B、It forces SecureFiles to be created even if the BASICFILE option is specified to create the LOB C、It does not allow the creation of SecureFiles and generates an error if the SECUREFILE option is specified to create the LOB D、It ignores the SECUREFILE option only if a Manual Segment Space Management tablespace is used and creates a BasicFile
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