Ⅰ~Ⅳ
Ⅱ~Ⅳ
Ⅰ~Ⅲ
Ⅰ,Ⅲ,Ⅳ
第1题:
单向移动载荷
轻重载荷不等体积双向移动
轻重载荷等体积双向互换舱位
A、C均是
第2题:
第3题:
clogged lube oil piping
excessive valve-guide clearance
high lube oil viscosity
low lube oil temperature
第4题:
低频/长期
低频/短期
高速/短期
低速/长期
第5题:
船首尾线与流向平行时下锚
船首尾线与流向垂直时下锚
船首尾线与流向成30度角时下锚
船首尾线与流向成60度角时下锚
第6题:
第7题:
turbine
screw
vane
ejector
第8题:
AC voltage to the armature
AC voltage to the field
DC voltage to the armature
DC voltage to the field
第9题:
R/T
NBDP
DSC
A或B
第10题:
shorter than the others
used for the stroke oar
used by the forward man in the boat to direct the bow
longer than the others and should be lashed to the stern