A、a keen sense of hearing
B、rich theory
C、communicating ability with others
D、repetition work
更多“From viewpoint of practice, it is sometimes important to detect abnormal happenings in the running gear by（）”相关的问题
A、one year from the date of issue B、two years from the date of issue C、three years from the date of issue D、four years from the date of issue
A、forty two months from the date of manufacture B、thirty six months from the date of the last inspection C、twenty four months from the date of approval D、twelve months from the date of purchase
A、forty two months from the date of manufacture B、thirty six months from the date of the last inspection C、twenty four months from the date of approval D、twelve months from the date of purchase
A、Corrosion from the shifting liquid B、Rupturing of bulkheads from the shifting liquid C、Loss of stability from free surface effect D、Holing of the tank bottom from the weight of the shifting liquid
A、At the head of the tow B、75m from the head of the tow C、120m from the head of the tow D、180m from the head of the tow
A、A.a blast of from five to seven seconds' duration B、B.a blast of from five to six seconds' duration C、C.a blast of from four to six seconds' duration D、D.a blast of from six to seven seconds' duration
A、a blast of from five to seven seconds' duration B、a blast of from five to six seconds' duration C、a blast of from four to six seconds' duration D、a blast of from six to seven seconds' duration
A、one turn of wire on the first stud from each side of the detachable link B、two turns of wire on the second stud from each side of the detachable link C、three turns of wire on the third stud from each side of the detachable link D、four turns of wire on the fourth stud from each side of the detachable link
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