| A型構架式浮防波堤 A-frame breakwater A型架吊桿 A-framed derrick 異常潮 abnormal tide 水線上損害 above water damage 海蝕臺地 abrasion platform 離船旗；離港旗 absence flag 滅光 absence light 吸收因素 absorpotion factor 橫放 aburton 泊船處；起居設備 accommodation 海岸沖積模式 accumulation forms 回聲測深儀 acoustic depth finder; echo sounder 水中音波{測深用} acoustic wave in water 天災；不可抗力 act of god; act of God 浮動沈淀物 activated sludge 鄰近水域 adjacent water 領海鄰接區 adjacent zone 小船丈量 admeasurement of small ship 船舶丈量 admeasurement of vessel 海岸線前移 advance; advance of a beach 架空索道 aerial ropeway 雇船契約 affreightment 交貨后 after delivery 回淤 aggredation; accretion 擱淺；觸礁 aground |
導航設施 aids to navigation 噴氣；鼓氣；射氣；氣沖；氣爆 air blast 噴氣防波堤 air breakwater 氣囊；氣密室；空氣電池 air cell 舷窗；通氣口；航空站 air port 氣泡消波設備 air-bubble screen 前后雙錨泊 all fours mooring [= four arms mooring] 倉位分配 allocation space 許可承載重 allowable bearing capacity 沖積層；沖積地 alluvium 沿岸；近岸 alongshore 側靠船席 alongside berth 側流；順向流 alongside current 貨物裝船日 alongside date 換色閃光；換色群頓光 alternating flashing light 換色群閃光 alternating group flashing light 換色回轉光 alternating revolving light 救護駁船；救護艇 ambulance lighter 美國港埠協會 American Association of Port Authorities 美國混凝土學會 American Concrete Institute {= ACI} 彈藥駁船 ammunition lighter 波浪振幅 amplitude; wave amplitude 錨、鏈合格證書 anchor and chain certificate 錨錘；錨墜 anchor block 錨板 anchor plate |
| 錨碇碇板 anchor wall 帶錨船 anchorage handling boat 碇泊區；錨地 anchorage space 風速風壓表；風壓紀錄計 anemobarometer 風力記錄計；測風儀 anemograph 自記風速風力風向計 anemometrograph 流向角 angle of current 年降雨量 annual rainfall 年周潮 annual tide 月遠小潮 apogee tide 視強度；易見度 apparent intensity 申請貨物轉倉 apply for rewarehouse entry 申請貨物進倉 apply for warehouse entry 實習引水人；見習引水人 apprentice pilot 港口船席 approach berth 港口信號 approach signal 水道；輸水道 aqueduct 消波塊 armor blocks 外層 armor layer 船舶到達 arrival of ship 人工回淤 artificial accretion 人工港 artificial harbor 人工島 artificial island 人工養護灘 artificial nourishment of beach 煤灰駁船 ash lighter |
組合透鏡；組合塔弧光透鏡 assembled lens 非對稱扇形光柱 asymmetrical fan beam 看守燈塔 attended light station 授權代理人 authoritized agent 主管機構；權責機關 authority 汽車船 auto carrier 汽車輪渡 auto ferry 自動霧炮 automatic fog gun 自動發聲浮標；自鳴浮標 automatic sound buoy 補助浮船塢 auxiliary floating dock 起重機副鉤 auxiliary hook 副燈 auxiliary light 補助修船塢 auxiliary repairing dock 有效容量；現容量 available capacity 1/10示性波高 average highest one-tench wave height {H 1/10} 1/3示性波高 average highest one-third wave height {H 1/3} 平水礁 awash rock |
