纵向拉痕
局部脱落
裂纹
表面损伤和裂纹
第1题:
lower than the keel
at the same height as the center of gravity
exactly at midships
at the center of the waterplane area
第2题:
自东向西
自南向北
自北向南
自西向东
第3题:
33057 COSCO CN
7162349 MRCCA US
2225193 JMSAHQJ
222258 CMSAR CN
第4题:
fuel supply
firing order
engine load
oil level
第5题:
6/4GHZ
6/1.5GHZ
1.6/1.5GHZ
1.6/4GHZ
第6题:
should be paved
should be cleaned
should be dismantled
should be welded
第7题:
低压槽
等高线密集
等温线密集
高压脊
第8题:
喷嘴直径太小
挡板开度与背压之间是非线性关系
背压过低
恒节流孔径太小
第9题:
dividing the total longitudinal moment summations by displacement
dividing th etotal vertical moment summation by displacement
multiplying the MT1 by the longituinal moments
subtracting LCF from LCB
第10题:
Ⅰ~Ⅳ
Ⅰ~Ⅲ
Ⅰ,Ⅱ,Ⅳ
Ⅰ,Ⅲ,Ⅳ