更多"A drilling bit which is doughnut sh"的相关试题:
[单项选择]Which commands is necessary to permit SSH or Telnet access to a cisco switch that is otherwise configured for these vty line protocols?（）
A. transport type all
B. transport output all
C. transport preferred all
D. transport input all
[单项选择]UMG8900新发货的插框框号要设置为4时，则拨码开关bit0-bit1-bit2-bit3-bit4-bit5-bit6-bit7的设置为（）
A. on-on-off-on-off-off-off-off
B. on-off-on-on-off-off-off-off
C. off-off-off-off-on-on-off-on
D. off-off-off-off-on-off-on-on
[单项选择]After successful commissioning , the（）will permit the SES access to system.
A. INMARSAT
B. IMO
C. MSC
D. CES
[单项选择]Who has permit the SES enter the system after successful commissioning?（）
A. Network
B. The CES preferred by the applicant
C. INMARSAT
D. The SES itself
[单项选择]After successful commissioning, the（）will permit the SES access to system.
A. INMARSAT
B. IMO
C. MSC
D. CES
[单项选择]After has permit the commissioning, the（）will permit the SES access to system.
A. INMARSAT
B. IMO
C. MSC
D. CES
[单项选择]A Permit to Proceed is issued by the （）.
A. CCS
B. CCIC
C. MSA OF CHINA
D. Department of Labor
[单项选择]Entering from seaward，triangular-shaped daymarks are used to mark（）.
A. the starboard side of the channel
B. the centerline of the channel
C. an obstruction where the preferred channel is to starboard
D. special purpose areas
[单项选择]The metal，teardrop-shaped object sometimes used within an eyesplice is a（）.
A. grommet
B. reinforcement
C. splice form
D. thimble
[多项选择]
有如下两个community-filter
Ip community-filter 1 permit100：1200：1
Ip community-filter 2 permit100：1
Ip community-filter 2 permit200：1
下面哪些描述是错误的？（）
A. 一个BGP路由携带的团体属性中既有100：1又有200：1时才能匹配community-filter1
B. 一条BGP路由携带的团体属性中是100：1或200：1或两者都有，都能匹配community-filter1
C. 一条BGP路由携带的团体属性中既有100：1又有200：1时才能匹配community-filter2
D. 一条BGP路由携带的团体属性中是100：1或200：1或两者都有，都能匹配community-filter2
[单项选择]除保护bit外，一个Normal Burst包含（）bit。
A. 156.25
B. 148
C. 145
D. 142
[单项选择]A V-shaped ripple with the point of the V pointing upstream in a river may indicate a（）.
A. submerged rock，not dangerous to navigation
B. sunken wreck，not dangerous to navigation
C. towed-under buoy
D. All of the above
[单项选择]In an engine with a pot-shaped piston, some lubricating oil from the main bearing will pass along a drilled passage in the crankshaft to the bottom end bearing and then up a connection rod to the （）.
A. crosshead
B. crankpin
C. crank journal
D. gudgeon pin
[单项选择]（）is a roud-shaped underwater part in the front of the ship.The purpose is to cre-ate less friction with water so that the ship moves more easily.
A. The bulbous bow
B. The anchor
C. The bow thruster
D. The propeller
[单项选择]For Vee-form engines, （） is shaped to given two slopping surface on which （） are placed at the correct relative angle to each other.
A. the bottom of the column；the cylinder blocks
B. the top of the column；the cylinder heads
C. the top of the column；the cylinder blocks
D. the bottom of the column；the cylinder heads
