Qhov kev hloov pauv yog dab tsi?
Qhov kev hloov pauv yog dab tsi?

Video: Qhov kev hloov pauv yog dab tsi?

Video: Qhov kev hloov pauv yog dab tsi?
Video: Hloov pauv peb txoj kev xav 2024, Kaum ib hlis
Anonim

hloov point . n. (Surveying) kev tshawb nrhiav a taw tes uas ib tug foresight thiab backsight yog coj nyob rau hauv levelling; tig taw tes.

Nyob rau hauv no txoj kev, dab tsi yog qhov hloov point tsom xam?

A hloov - taw tes tsom xam yog ua nyob rau hauv ib tug series ntawm lub sij hawm kom cov ntaub ntawv nyob rau hauv thiaj li yuav xyuas seb puas muaj kev hloov tau tshwm sim. A hloov - taw tes tsom xam yog npaj los ua kom tsawg dua los tshuaj xyuas qhov kev ua tau zoo nyob rau lub sijhawm ntev dua. Ob txoj kev tuaj yeem siv rau hauv kev sib xyaw ua ke.

Tsis tas li ntawd, dab tsi yog qhov hloov pauv hauv lub sijhawm series? A hloov point sawv cev rau kev hloov pauv ntawm cov xeev sib txawv hauv cov txheej txheem uas tsim cov sij hawm series cov ntaub ntawv.

Tsuas yog li ntawd, dab tsi yog qhov hloov pauv hauv kev tshawb fawb?

Hloov Point (C. P) yog a taw tes uas qhia txog kev hloov ntawm qib. Nws yog ib qho taw tes nyob rau qhov twg fore and back sights are taken. Txhua yam khoom ruaj khov thiab txhais tau zoo xws li ciam teb pob zeb, curbstone, rail, pob zeb, thiab lwm yam, yog siv los ua ib qho kev hloov pauv . Ib qho Benchmark kuj yuav raug coj los ua hloov point.

Hi txhais li cas hauv kev tshawb fawb?

HI stands for Height of Instrument ( kev soj ntsuam )

Pom zoo: