The strake on each side of the keel is called a().
- Asheer strake
- Bgatewood strake
- Cinsulation strake
- Dgarboard strake
The strake on each side of the keel is called a().
1、The valve on the discharge side of a c
The valve on the discharge side of a cargo pump on a tanker will usually be a().Abutterfly valveBspectacle valveCcheck valveDglobe valve
2、The lower end of each piston rod is re
The lower end of each piston rod is reduced in diameter to fit a bore in (), this being secured to the piston rod by a nut.Athe crank-webBthe connecting rodCthe main bearingDthe cross-head
3、The lower end of each piston rod is re
The lower end of each piston rod is reduced in diameter to fit a bore in the (), this being secured to the piston rod by a nut.Apiston gudgeon pinBpiston skirtCcross-headDcross-head pi
4、The strake on each side of the keel is
The strake on each side of the keel is called a().ASheer strakeBGatewood strakeCInsulation strakeDGarboard strake
5、On()side of the street there are some
On()side of the street there are some trees.AbothBeitherCeveryDall
6、The valve on the discharge side of a c
The valve on the discharge side of a cargo pump on a tank vessel will usually be a().Abutterfly valveBspectacle valveCcheck valveDglobe valve