A .3倍水深加90米;
B .4倍水深加145米;
C .5倍水深加90米;
D .6节落水即可。
[单选题]当风速为20m/s,水深h=20m时,根据经验,单锚泊出链长度约为()。A.180mB.150mC.120mD.100m
[单选题]当风速为20m/s,水深h=20m时,根据经验,单锚泊出链长度约为:()A . 180mB . 150mC . 120mD . 100m
[单选题]当风速为20m/s,水深h=20m时,根据经验,单锚泊出链长度约为:().A . 180mB . 150mC . 120mD . 100m
[单选题]当风速为20m/s,水深h=20m时,根据经验,单锚泊出链长度约为( )m。A.180B.150C.120D.100
[单选题]当风速为30m/s,水深h=20m时,根据经验,单锚泊出链长度约为:()A . 265mB . 245mC . 225mD . 205m
[单选题]当风速为20m/s时,根据经验,单锚泊出链长度与水深h关系为:()A . 3h+90mB . 3h+125mC . 4h+90mD . 4h+145m
[单选题]当风速为20m/s时,根据经验,单锚泊出链长度与水深h关系为:().A . 3h+90mB . 3h+125mC . 4h+90mD . 4h+145m
[单选题]当风速为30m/s时,根据经验,单锚泊出链长度与水深h关系为:()A . 3h+125mB . 3h+145mC . 4h+125mD . 4h+145m
[单选题]当风速为30m/s时,根据经验,单锚泊出链长度与水深h关系为:().A . 3h+125mB . 3h+145mC . 4h+125mD . 4h+145m
[单选题]一般情况下,长江航区船舶锚泊出链长度一般为水深()倍。A .2~3B . 8.3~5C .5~8D .8~10