Factor influencing the position of the interface between the liquid seal and the oil in a purifier is ().
- Athroughput
- Bback pressure
- Cgravity disc
- DNone of the above is wrong
Factor influencing the position of the interface between the liquid seal and the oil in a purifier is ().
1、As for the influence of Internet,nowhe
As for the influence of Internet,nowhere()the results more clearly than in the US.Awe have seenBwe had seenCseen we haveDhave we seen
2、The position of the piston parts in re
The position of the piston parts in relation to each other is secured by means of () in the crown.Aa markBa boltCa dowel pinDa measuring tool
3、Which factor of the following affects
Which factor of the following affects not only the fuels combustion but also the engine’s maintenance?()Acetane numberBflash pointCviscosityDsetting point
4、The approximate positions of the stars
The approximate positions of the stars are based on sidereal time,which is based upon rotation of the Earth relative to().Awinter solsticeBautumnal equinoxCsummer solsticeDvernal equinox
5、The power factor is a measure of the p
The power factor is a measure of the phase difference between voltage and current and is expressed as the() of the phase angle.AsineBcosineCtangentDcotangent
6、Which of the following is a factor of
Which of the following is a factor of fuel oil almost having nothing to do with the formation of combustion products?()Asetting pointBashCsulfur contentDcarbon residue