With regards to a diesel engine crankcase explosion, the most violent is the()<br /> (1) primary explosion<br /> (2) secondary explosion
A、(1) only
B、(2) only
C、both (1) and (2)
D、neither (1) or (2)
A、(1) only
B、(2) only
C、both (1) and (2)
D、neither (1) or (2)
A、A.should not be regarded as a vessel constrained by her draught B、B.should be regarded as a vessel constrained by her draught C、C.shall be regarded as a vessel restricted in her ability to maneuver D、D.should be regarded as a non-displacement vessel
A、A.be positive B、B.be positive and made in ample time C、C.be positive,made in ample time and with due regard to the observance of good seamanship D、D.be positive,made in ample time,with due regard to the observance of good seamanship and avoiding complying with local regulations
A、A. Hubs can have their ports be configured with VLANs B、B. Using hubs is costly with regard to bandwidth availability. C、C. Switches can not forward broadcasts. D、D. Switches are more efficient than hubs in processing frames. E、E. Switches increase the number of collision domains in the network.
A、is stateless with global referencing of metadata B、is based on cluster architecture with externally provided quorum disks C、is based on cluster architecture, with quorum held internally on the first cluster node D、is based on grid architecture, with each node holding a full mirror configuration for all other nodes