英和和英

a scale of linear measurement

levelling

an instrument for mechanically measuring the depth of water beneath a ship, called depth-sounder

a surveyor's mark

surveying instruments

land surveying

{a way of measurement} called trilateration

a cylindrical wooden pole used in land surveying

a surveyor

an instrument used by surveyors

triangulation

a pole used for measurement

a measuring chain

the Land Surveying Department

a measuring tool used to survey land, called a 'ryoochi-jaku'

a method of surveying

a device for making soundings

a tool used for land-surveying

a measuring device called {telescopic level}

an instrument used for measuring, called stadimeter

an instrument used for surveying

a way of measuring called triangulation

implement used for measurement called heliograph or a heliotrope

hydrographical surveying

the surveyor who marks positions with a range pole

They are making a survey of the site.

a {datum plane} used in measuring

land-surveying

a graduated rod used in surveying

an act of surveying the topography of an area