更多"（）using the derrick at once, the go"的相关试题:
[单项选择]（）using the derrick at once，the gooseneck is bent.
A. Continue
B. Start
C. Commence
D. Stop
[单项选择]Stop（）the derrick at once，the gooseneck is bent.
A. to use
B. to operate
C. maneuvering
D. using
[单项选择]The damaged derrick（）now.
A. has repaired
B. is being repaired
C. is repaired
D. will be repaired
[单项选择]Be carefully when you（）the derrick.
A. operate
B. operating
C. operated
D. operates
[单项选择]When the union purchase derrick is operated, one derrick is positioned over the quayside and the other almost vertically over the （）.
A. dock
B. hold
C. pedestal
D. machinery space
[单项选择]A warp end may be fitted for operating the derrick topping wire which adjusts the derrick （）.
A. length
B. slack
C. height
D. rotation direction
[单项选择]（） may be fitted for operating the derrick topping lift (the wire which adjusts the derrick height).
A. A capstan
B. A hold
C. A warp end
D. A mooring drum
[单项选择]Our starboard derrick boom of hatch No.4 is badly cracked（）that it has become entirely useless.
A. at its goose neck to such a extent
B. at it's goose neck to such an extent
C. at it's goose neck for such a extent
D. at its goose neck to such an extent
[单项选择]0ur starboard derrick boom of hatch No.4 is baddly cracked（）that it has become entirely useless.
A. at its goose neck to such a extent
B. at it's goose neck to such an extent
C. at it's goose neck for such a extent
D. at its goose neck to such an extent
[单项选择]Harry（）his pants at the seams (接缝) when he bent over.
A. sliced
B. split
C. cracked
D. broke
[单项选择]If an unanticipated conflict develops once the meeting is in progress, either appoint a subcommittee to（）the problem.
A. look into
B. look on
C. look over
D. look through
[单项选择]Please send the telegram（）once.
A. at
B. on
C. in
D. for
[单项选择]While paralleling two AC generators using synchronizing lamps only, both lamps will go dark when the generators are （）.
A. running at the same speed
B. grounded
C. of the same polarity
D. in phase
[单项选择]Once you have established the daily ration of drinking water in a survival situation，how should you drink it?（）
A. Small sips at regular intervals during the day
B. The complete daily ration at one time during the day
C. One-third the daily ration three times daily
D. Small sips only after sunset
[单项选择]Once a vessel has loaded packaged hazardous cargo，the cargo spaces shall be inspected. The spaces shall also be inspected at least once in every 24 hours. The only exception to daily inspection is when（）.
A. a vessel is equipped with an automatic smoke or fire detecting system
B. the cargo hatches are of steel construction
C. the cargo is of a nonflammable type
D. there is sufficient fire protection located on the main deck adjacent to the cargo hatch
[单项选择]Once a towline is connected between the towing vessel and the disabled vessel，the towing vessel should（）.
A. not exceed bare steerageway during the transit
B. take a strain as soon as you can to control the tow
C. come up to speed very slowly and maintain a safe speed
D. come up to speed quickly，then cut back power considerably to ease the strain
[单项选择]Your MPLS implementation is currently using internal backdoor links. What can you do to minimize the impact of having these links?（）
A. use BGP as the CE-PE routing protocol
B. use OSPF as the CE-PE routing protocol
C. use EIGRP as the CE-PE routing protocol
D. use the SP to redistribute routes as external routes for OSPF and EIGRP
E. use route redistribution at each location to ensure external routes are imported into the IGP
