A.The large-tension mooring B.The small-tension mooring C.The variable-tension mooring D.The constant-tension mooring
A.Class A B.Class B C.Class C D.B+C
A.modulating the oil flow with the six-way valve B.moving the automatic pressure differential valve C.moving the receiving telemotor which regulates the tow-way valve D.varying the eccentricity of a floating ting or angle of a tilting box
A.Hydrazine treatment of condensate B.Frequent compounding C.Chemical cleaning D.Bottom blowing
A.the main bearing B.the cylinder cover C.the entablature D.the sump
A.a helix B.a helicoidal C.a curve D.a cone
A.sparking being taking place B.to spark taking place C.sparking to be taken place D.sparking taking place
A.frosting of the liquid line B.higher than normal head pressure C.a clear sight glass D.abnormally cold reefer boxes
A.atmosphere B.the fresh water C.compressed air D.chemical compounds
A.the capstan B.the collector C.the panels D.the surface
