Grinding to eliminate shallow surface defects should be done（）.
1、If a tow sinks in shallow water，you sh
If a tow sinks in shallow water，you should（）.Arelease it immediatelyBattempt to beach it before it goes underCpay out cable until it's on the bottom and place a buoy on the upper endDshorten cable to keep it off the bottom
occlusal surface
3、A shallow dish positioned at the norma
A shallow dish positioned at the normal water level is connected to the（）This enables the blowing down or removal of scum and impurities from the water surface.Amain stern stop valveBauxiliary steam stop valveCscum valveDblow down valve
cell surface (细胞表面)
5、The depth（）a shallow patch，lying about
The depth（）a shallow patch，lying about 1.3 miles southeastward of Nanshan Tou lighthouse reduces to about 6.1 meters.AaboveBoverCupDupo
6、When a ship is entering to shallow wat
When a ship is entering to shallow water, ship resistance will be increased and the speed of main engine reduced.Due to the function of the ...