Hydrography (Lesson 2) | 暗記メーカー

暗記メーカー

Hydrography (Lesson 2)

26問 • 1年前

問題一覧

1

Person who directs all survey operation of the party

Chief of the Party

2

he is responsible for the accurate gathering of the required survey data which will be needed in the preparation and compilation of the hydrographic chart

Chief of the Party

3

Chief of the Party is responsible for the accurate gathering of the required survey data which will be needed in the ______ and ______ of the _______ ___

preparation, compilation, hydrographic chart

4

responsible for setting up the different instruments

Instrument Man

5

task is to record all the survey data gathered.

Recorder

6

handles the leadline or the sounding rod

Leadsman

7

A leadsman also serves as _____

Lookout

8

stationed at the most suitable elevated position in the boat

Lookout

9

should report all possible hazards so that proper action can be taken.

Lookout

10

alerts the shore party that sounding is about to begin. equipped with a set of colored flag.

Signal Man

11

Responsible for steering the boat

Coxswain

12

well-defined lines on courses whose position are known and along which sounding are taken.

Range Line

13

floating object anchored in place in a body of water by a heavy weight to which buoy is attached by a rope or chain.

Buoy

14

simple and economical to undertake.

Time Interval Along Range Line

15

used when the required accuracy of the survey is not high

Time Interval Along Range Line

16

used on small lakes or range lines extend only to relatively short distances towards the water from the shore area

Range Line and An Angle From Shore

17

the fixed range lines are located on shore and so laid out to intersect at approximately right angle

Intersecting Range Line

18

common method of locating sounding is to direction to the boat simultaneously from to instrument station.

Two Angles From Shore

19

adapted when it is difficult to establish range signals on shore

Two Angles From Shore

20

convenient for surveys of small bodies of water.

One Angle and a Stadia Distance From Shore

21

A convenient method of locating sounding where there is a cliff or high bluff is by observing vertical (depression) angles with a transit or a theodolite.

Direction and Vertical Angle

22

is particularly useful when the instrument used can be set up at stations having a commanding view of the lake.

Norwegian Method

23

is a method suitable for surveying detailed cross section of rivers and channels.

Distance Along Cross Ropes or Wire

24

is very accurate but more expensive to undertake as compared to locating sounding along range lines

Tag Line Method

25

angles need to be simultaneously observed from the boat to three fixed points on shore.

Two Angles From Boat

26

method of locating sounding is an application of the three point problem.

Two Angles From Boat

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21問 • 1年前

問題一覧

1

Person who directs all survey operation of the party

Chief of the Party

2

he is responsible for the accurate gathering of the required survey data which will be needed in the preparation and compilation of the hydrographic chart

Chief of the Party

3

Chief of the Party is responsible for the accurate gathering of the required survey data which will be needed in the ______ and ______ of the _______ ___

preparation, compilation, hydrographic chart

4

responsible for setting up the different instruments

Instrument Man

5

task is to record all the survey data gathered.

Recorder

6

handles the leadline or the sounding rod

Leadsman

7

A leadsman also serves as _____

Lookout

8

stationed at the most suitable elevated position in the boat

Lookout

9

should report all possible hazards so that proper action can be taken.

Lookout

10

alerts the shore party that sounding is about to begin. equipped with a set of colored flag.

Signal Man

11

Responsible for steering the boat

Coxswain

12

well-defined lines on courses whose position are known and along which sounding are taken.

Range Line

13

floating object anchored in place in a body of water by a heavy weight to which buoy is attached by a rope or chain.

Buoy

14

simple and economical to undertake.

Time Interval Along Range Line

15

used when the required accuracy of the survey is not high

Time Interval Along Range Line

16

used on small lakes or range lines extend only to relatively short distances towards the water from the shore area

Range Line and An Angle From Shore

17

the fixed range lines are located on shore and so laid out to intersect at approximately right angle

Intersecting Range Line

18

common method of locating sounding is to direction to the boat simultaneously from to instrument station.

Two Angles From Shore

19

adapted when it is difficult to establish range signals on shore

Two Angles From Shore

20

convenient for surveys of small bodies of water.

One Angle and a Stadia Distance From Shore

21

A convenient method of locating sounding where there is a cliff or high bluff is by observing vertical (depression) angles with a transit or a theodolite.

Direction and Vertical Angle

22

is particularly useful when the instrument used can be set up at stations having a commanding view of the lake.

Norwegian Method

23

is a method suitable for surveying detailed cross section of rivers and channels.

Distance Along Cross Ropes or Wire

24

is very accurate but more expensive to undertake as compared to locating sounding along range lines

Tag Line Method

25

angles need to be simultaneously observed from the boat to three fixed points on shore.

Two Angles From Boat

26

method of locating sounding is an application of the three point problem.

Two Angles From Boat