AnoteofprotestisadeclarationmadebytheMasterofavesselbeforeanotarypublic.Itspurposeisto（）.
A. Protestactsofviolenceormisconductbythevessel'screw
B. Statethatdamagetocargoorvesselwascausedbyimproperloadingorpilferagebyothersratherthanship'spersonnel
C. Statethatthedamagetoship，cargoorbothwasduetotheperilsofthesea
D. Statethattheperishablecargowasdamagedbecauseofnegligencebyportauthoritiesorotherofficials
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对于由于物料的反应剧烈，操作稍有不当就会引起增压的情况适宜采用（）作为容器泄压的安全装置。
A. 静重式安全阀
B. 杠杆式安全阀
C. 弹簧式安全阀
D. 爆破片
Asafetyfeatureprovidedonallinflatableliferaftsis（）.
A. overheadsafetystraps
B. builtinseats
C. internalreleasinghooks
D. waterstabilizingpockets
Asailhookisusedfor（）.
A. hoistingawindsail
B. parceling
C. sewingcanvas
D. testingcanvas
Awasteheatboilerisinstalledonsomedieselpropelledvesselsto（）.
A. providesteamforemergencypropulsion
B. providesteamfortheturbo-generator
C. heatthewastewatertanks
D. steamforwarmingengines
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