trig point การใช้

• Its flat top hides two trig points nearly a kilometre apart.
• The Giant's nose is surmounted by a trig point.
• At the summit stand a radio transmitter and a trig point.
• Its summit is crowned by a trig point and a mast.
• A trig point on the Wessex Ridgeway marks this subsidiary summit.
• It is the site of a trig point, TP4024.
• There is a trig point and several telecommunication masts at the summit.
• There is a trig point and a substantial shelter cairn.
• Its summit is marked both by a cairn and a trig point.
• Its summit furniture includes an Ordnance Survey trig point and a wind shelter.
• A cairn with a trig point marks the summit.
• On the top of the Earl's Seat is a trig point.
• The summit houses a tower and a trig point.
• There is an OS trig point on the summit.
• Win Hill Pike has an Ordnance Survey triangulation point, or trig point.
• There is a shelter cairn and a trig point.
• There is also a trig point on the summit.
• The summit is marked with a trig point.
• C鄏n Liath and C鄏n nan Gabhar both have trig points and are excellent viewpoints.
• The summit is marked by a trig point built on an ancient burial mound.