【文章內(nèi)容簡介】 D． True Bearing KEY: C 恒向線解釋為在地球表面與所有的經(jīng)線（子午線）切割相交成相同的角度曲線。 [48]______of a radar is governed by the horizontal beam width of the scanner which depends to a great extent on its physical size． A． Range discrimination B． Bearing discrimination C． Echo discrimination D． Target discrimination KEY: B 雷達方位的識別是掃描物體的實際尺度在很大程度上取決于水平波束的寬度。 [49]______of the following conditions will cause a vessel39。s bottom to be subjected to tension stresses． A． Concentration of weight aft B． Concentration of weight forward C． Concentration of weight amidships D． Concentration of weight at both ends of the vessel KEY: C 重量集中在船舶中部會使船舶受到拉應(yīng)力。 [50]______of the following need NOT be entered in the Official Logbook？ A． The testing of the internal bustion engine driven emergency generators at least once each month the vessel is navigated． B． The testing of storage batteries for emergency lighting and power systems once each 6 months the vessel is navigated． C． The actual draft when the vessel arrives in salt water after departing a port D． The testing of the lihrowing appliance once every 3 months KEY: A以下哪項不需要記入航海日志中？營運中船舶每月至少一次的內(nèi)燃機驅(qū)動的應(yīng)急發(fā)電機的測試。 [51]______port anchor， one shackle in water． A． Throw B． Heave in C． Cut off D． Let go KEY: D 跑左錨，一節(jié)入水。 [52]______published in England amplify charted detail and contain information needed for safe navigation． 5 A． Admiralty Sailing Directions B． Admiralty List of Lights C． Admiralty List of Signals D． Admiralty Notices to Mariners KEY: A 英版航路指南詳細描述了英格蘭海圖的細節(jié)和安全航行所包含的信息。 [53]______refers to the angle between true north and the heading line of the vessel． A． True position B． True meridian C． True course D． True bearing KEY: C 真航向是鎮(zhèn)北和船首線的夾角 [54]______the abstracts of deck logbook covering the said accident． A． Attached herewith are B． Attached is herewith C． Attached are hereby D． Hereby are attached KEY: A 同時附上包含上述事故的航海日志摘要。本句為倒裝句。 [55]______Two degree on starboard． A． What rudder B． How heading C． Are you on your course D． How answer KEY: A 兩度舵角在右舷。 [56]______water is the water to keep the ship’ s stability． A． Bilge B． Ballast C． Slop D． Sanitary KEY: B 壓載水保持船舶的穩(wěn)定性。 [57]______will reduce the visibility． A． dust B． sea water C． land sand D． Wind KEY: A 飛塵，塵土，會令能見度下降。 [58]______Yokohama， We39。ll also call at some other Japanese ports． A． Beside B． Besides C． Except D． Excepting KEY: B 出橫濱外我們還要靠于日本其它港口。 [59]“Full speed ahead” and “Full speed astern” are ______ given by the officers or the pilots. A. sailing orders B. speed orders C. wheel orders D. telegraph orders KEY: D 前進三和后退三是車中令給予有關(guān)人員或駕駛員。 [60]同上 [61]12HOURS GALE WARNING VALID FROM 1103990700 UTC. From this phrase, the waring is expected to be valid from ______. A. 0700 UTC MAR 11, 1999 B. 0700 UTC NOV 03, 1999 C. 0700 UTC, 1103 UTC, 1999 D. NOV MAR 1999 0700 UTC KEY: A12 小時大風警報從 1103990700 UTC 有效。從這句話得知大風警報從什么時候有效。 [62]同上 [63] A “figure eight”knot is used to ______. A. be a stopper B. shorten a line C. join lines of equal size D. keep a line from passing through a sheave KEY: D 八字結(jié)通常用于一條繩穿過滑車。 [64] A “Mediterranean moor”should be used when ______. A. anchoring in the Mediterranean B. docking stern to a berth C. docking bow to a berth D. anchoring in a strong current KEY: B 地中海系泊應(yīng)該被用，當尾部靠泊時。 [65]A band or collar on top end of a boom to which the topping lift, midships guy, and outboard guys are secured, is called the ______. A. collar band B. guy band C. pad eye collar D. spider band KEY: D 在釣竿頂端的箍或凸緣，千斤索、中穩(wěn)索、邊穩(wěn)索系固處，被稱為桅箍。 [66] A barometer showing falling pressure indicates the approach of a ______. A. high pressure system B. low pressure system C. high dew point D. low dew point KEY: B 氣壓計顯示氣壓下降，表示低氣壓臨近。 [67] A block and tackle is rove to advantage. This means that the ______. A. blocks have been overhauled B. hauling parts of two tackles are attached C. hauling part leads through the movable block D. hauling part leads through the standing block KEY: C 滑輪組有利于移動，這意思是動力端穿過動滑輪。 6 [68]A block that can be opened at the hook or shackle end to receive a bight of the line is a _____. A. bight block B. gin block C. heel block D. snatch block KEY: D 在滑勾鉤子處或卸扣末端能打開并置入一個繩環(huán)的滑輪叫開口滑輪。 [69]同上 [70]A bonding cable should be connected for cargo operations aboard a tank vessel as soon as the A. cargo has been loaded or discharged B. cargo hose is connected C. cargo, pumps are started D. vessel is ready to handle cargo KEY: D 結(jié)合電纜應(yīng)該被連接為了液貨船上貨物的操作盡快船舶準備裝卸貨物。 [71] A boom vang ______. A. holds the boom down and flattens the main sail B. draws the head of the sail to windward C. tautens the standing rigging D. douses the gaff topsail KEY: A 吊桿張索把持吊桿向下和主帆變平。 [72] A bowline is used to ______. A. join lines of equal size B. form a temporary eye (loop) at the end of a line C. be a stopper D. keep a line from fraying KEY: B 單套結(jié)用于繩尾臨時的繩圈。 [73]同上 [74]A bridle for an ocean tow consists of ______. A. two chains of equal length B. a single nylon pendant rove through a heavy ring free to move on the pendant C. two long legs of wire rope shackled to a fishplate D. a single length of heavy chain with both ends secured on deck to welded pad eyes KEY: A 遠洋拖輪的八字形馬鞍鏈由兩條相同長度的錨鏈組成。 [75] A buoy having red and green