英和和英

triangulation

a way of measuring called triangulation

{a way of measurement} called trilateration

survey by triangulation

measure by using trigonometry

triangulate the angle

a line serving as a base in triangular surveying

a standard point in surveying, called a triangulation point

a survey-map

a scale of linear measurement

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

an surveying instrument used for measuring angles, called an optical square

hydrographical surveying

a surveyor

levelling

a graduated rod used in surveying

a measuring device called {telescopic level}

surveying instruments

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

a pole used for measurement

land surveying

a cylindrical wooden pole used in land surveying

a measuring chain

a device for making soundings

in land surveying in ancient Japan, a rope measure called {'kennawa'}

implement used for measurement called heliograph or a heliotrope

a wooden stake used for measuring

a method used in surveying, called {theodolitic method}

a telescope which is used for leveling called a leveling instrument

a surveyor's mark