Topsideicingthatblocksfreeingportsandscuppers().
A. isusuallybelowthecenterofgravityandhaslittleeffectonstability
B. willcausewaterondecktopocketandincreasestability
C. maydecreasestabilitybyincreasingfreesurfaceeffectduetowaterondeck
D. increasestheeffectivefreeboardandincreasesthewind-heelaffect
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下列植物形态解剖相关知识的搭配正确的是()
A. 小麦和水稻——不完全花
B. 萝卜和紫藤——总状花序
C. 苹果和桃——核果
D. 豆角和棉花——侧膜胎座
Whenpushingahead,wiresleadingfromthequartersoftheafteroutboardbargestothebowofatowboat().
A. preventthetowboatfromslidingwhentherudderismoved
B. preventthebargesfromspreadingoutwhenbackingdown
C. holdthetowboatsecurelytothebarges
D. preventthesidewisemovementofthefacebarges
()通常由标题、导语、主体、背景材料和结尾几部分组成。
A. 工作总结
B. 消息
C. 广告
D. 小说
Theaircompressorpumpsairtothe().
A. expansiontank
B. combustionchamber
C. airreceiver
D. evaporator