To predict the actual depth of water using the Tide Tables,the number obtained from the Tide Tables is().
A、A.the actual depth
B、B.added to or subtracted from the charted depth
C、C.multiplied by the charted depth
D、D.divided by the charted depth
A、A.the actual depth
B、B.added to or subtracted from the charted depth
C、C.multiplied by the charted depth
D、D.divided by the charted depth
A、One hour after the predicted time B、At the predicted time C、30 minutes before flood,one hour after an ebb D、30 minutes before the predicted time
A、 software to predict the location of installed files and directories B、 software to predict the ownership and access rights to files and directories C、 users to predict the location of installed files and directories D、 users to predict how the filesystem should be formatted according to need
A、gives daily predictions of the times and heights of high and low water for a selection of Standard Ports B、lists the principal harmonic constants for all those ports where they are known,for use for prediction by the Simplified Harmonic Method of Tidal Prediction C、is a comprehensive guide for the yachtsman D、permits the mariner to select and simultaneously calculate tidal heights for multiple ports for up to seven days
A、the actual depth B、added to or subtracted from the charted depth C、multiplied by the charted depth D、divided by the charted depth
A、predicted in Tidal Current Tables B、unpredictable C、generally constant D、generally too weak to be of concern