A.900mm
B.600mm
C.760mm
D.450mm

A.An automatic or manual fixed extinguishing system tested to an appropriate standardacceptable to the Organization
B.Controls for manual operation of the fire-extinguishing system which are clearlylabeled for ready use by the crew
C.Arrangements for automatically shutting off the electrical power upon activation of thefire-extinguishing system
D.an alarm for indicating operation of the fire-extinguishing system in the galley wherethe equipment is installed

A.The location and extent of application of different grades and strengths of materials
B.The approved and available welding procedure adopted in the construction
C.Restrictions or prohibitions of repairing or modification
D.None of them

A.泵艙應(yīng)設(shè)有雙層底且泵艙底和基線之間距離h不小于h/15（m）或h=2m，取小者
B.如果泵艙的底板高出基線至少達所要求的最小高度，則泵艙處不需要雙層底構(gòu)造
C.壓載水泵應(yīng)予合適布置，確保有效地從雙層底艙中抽水
D.無任何要求，不必設(shè)置雙層底

A.The location and extent of application of different grades and strengths of materials.
B.The approved and available welding procedure adopted in the construction
C.Restrictions or prohibitions of repairing or modification
D.None of them