Shiga 1.7. Yanke hanya

An girka a cikin n. n. na 50-100 m, a waje n. p. - na 150-300 m, ana iya sanya alamar a wata tazara daban, amma an tsara nisan a Tebur 8.1.1 "Nisan abu".

Ayyukan:

Lokacin kusanci irin wannan mararraba, ana bada shawara don rage saurin zuwa iyakoki na tsaro kuma bi ƙa'idodi don tuƙi ta hanyar hanyoyin.