navigational在《牛津英西词典》中的词汇 词条navigational在英语»西班牙语中的译文 结果列表 navigational[美ˈˌnævəˈɡeɪʃənl,ˈˌnævəˈɡeɪʃnəl,英navɪˈɡeɪʃ(ə)n(ə)l]形 navigational
The first navigational lights in the New World were probably lanterns hung at harbor entrances. The first lighthouse was put up by the Massachusetts Bay Colony in 1716 on Little Brewster Island at the entrance to Boston Harbor. Paid for and maintained by "light dues" levied (征收) on ships...
(卤5掳), and the green light focuses almost horizontally.nFor the threshold-visibility field studies to be reported in the near future, a straight stretch of railroad track, a motorized handcar; arid navigational light arrays mounted oil telephone poles according to ships' specifications are ...
The IMO MSC.86 (May 2009) decided to make the BNWAS (Bridge Navigational Watch Alarm System) mandatory of all ships of 150 GT and larger. Passenger ships constructed on or after July 1st 2011, irrespective of size, shall be fitted with the BNWAS to be in operation when the ship is at...
网络释义 1. 航行设备 vocabulary... ... navigational bridge 驾驶台navigational equipment导航设备;航行设备navigational escort 航行护航 ... rwhdavid.bokee.com|基于15个网页 2. 导航设备 vocabulary... ... navigational bridge 驾驶台navigational equipment导航设备;航行设备 navigational escort 航行护航 ... ...
Pilots of ships, particularly river boats, frequently have difficulty reading the navigating charts at night. One of the problems is locating the desired chart and thereafter reading the same without providing excessive light which impairs the night vision of the pilot outside of the wheelhouse. ...
presence and movement of ships in sight or known to be in the vicinity; (iv) conditions and hazards likely to be encountered during his watch; (v) possible effects of heel, trim, water density and squat∗ on underkeel clearance. 8. If at any time the officer of the watch is to be...
Part of the introduction to this first volume read as follows: 'The principal feature of the work will consist of the particulars of those hidden maritime dangers which are too often fatal to ships. … Much information, of a nature highly valuable to mariners, is scattered about, destitute ...
If the observer sees the red port or green starboard navigation lights of the other vessel, the course limits can be read off the appropriate sector. An 80 deg. additional sector (11) on another disc is provided for setting the wind direction in the case of sailing ships.MORALES,HONORIO...
The carriage of ECDIS on ships was initially optional, but, in 2009 IMO imposed a timetable for the mandatory outfit of various types of vessels with ECDIS by the end of 2018. The IMO and IHO standards for ECDIS and ENCs are implemented by the ECDIS software (SW). The basic part of ...