Cov teeb hluav taws xob muaj nyob ua ke muaj cov tsheb uas hla dhau los, thiab kev nyab xeeb ntawm kev nyab xeeb yog tau lees tias. Nws cov khoom siv muaj qee cov qauv. Txhawm rau qhia rau peb paub ntau ntxiv txog cov khoom no, cov naj npawb ntawm cov teeb meem teeb liab tau qhia.
Yuav tsum muaj rau cov naj npawb ntawm cov khoom lag luam teeb liab
1. Thaum qhov kev ncua deb ntawm cov teeb meem nres tsheb catched thiab cov teeb liab rov qab ntau dua 50 metres, tsawg kawg ib pab pawg yuav tsum tau ntxiv rau ntawm qhov chaw nkag; Thaum qhov kev ncua deb ntawm cov kab nres tsheb ntshuam thiab tsab ntawv rov qab yog ntau dua 70 metres, lub teeb pom kev zoo yuav tsum raug xaiv. Qhov loj ntawm lub translucent nto yog φ400mm.
2. Lub teeb liab teeb liab muaj ntau txoj kab kev qhia hauv cov teeb liab teeb liab pab pawg ntawm kev tawm. Thaum lub lane qhia tsis tau nyob rau hauv peb tus neeg nyob hauv qab no los ntawm cov kab nres tsheb mus rau kab chaw nres tsheb, ib lossis ntau pawg yuav tsum tau ntxiv raws li.
Ncua Sij Hawm: Jun-10-2019
