A single fitting installed in a pipeline that either blanks off the pipe or allows a full flow passage of a liquid through the pipe is referred to as a().
- Ablind flange
- Bpivot coupling
- Cquick-release coupling
- Dspectacle flange
A single fitting installed in a pipeline that either blanks off the pipe or allows a full flow passage of a liquid through the pipe is referred to as a().
In a new installation of Oracle Database 11g, you perform these activities: 1:Organize software&e...
2、A single piece() fitted with bronze ri
A single piece() fitted with bronze rings guides the piston in the cylinder liner.Apiston skirtBpiston crownCguide wayDcross-head
3、If all OSPF routers in a single area a
If all OSPF routers in a single area are configured with the same priority value,what value dose a router use for the ODPF router ID in the...
4、In a general cargo crane, () is fitted
In a general cargo crane, () is fitted to raise or lower the jib.Athe slewing motorBthe luffing motorCthe hoisting motorDnone of the above
5、In a diesel engine, when installing n
In a diesel engine, when installing new piston rings it is important to check()Ⅰ.ring gap clearanceⅡ.side clearanceAⅠ onlyBⅡ onlyCboth Ⅰ and ⅡDneither Ⅰnor Ⅱ
6、A cast steel strong back is fitted in
A cast steel strong back is fitted in way of the combustion space to help absorb ().Aflame temperatureBfuel oilCair movementDgas force