Imigoqo yensimbi evuthayo yimigoqo yensimbi eqediwe eye yavele yasheshe futhi yaphola ngokwemvelo. Zenziwe ngensimbi ephansi yekhabhoni nensimbi evamile ye-alloy yokushisa ephezulu. Zisetshenziselwa ikakhulukazi ukuqiniswa kokhonkolo oqinisiwe kanye nezinhlaka zokhonkolo ezihlelwe. Enye yezinhlobo zensimbi ezisetshenziswa kakhulu.
Imigoqo yensimbi evuthayo yimigoqo yensimbi eyinsimbi engu-6.5-9 mm, futhi iningi lazo ligibela izinduku zocingo; Labo abanobubanzi bama-10-40 mm ngokuvamile amabha aqondile anobude obungamamitha ayi-6-12. Amabha ensimbi asongwe asongwe kufanele abe namandla athile, okungukuthi iphuzu lesivuno namandla ashubile, okuyisisekelo esiyinhloko sokwakhiwa okuhlelekile. Ihlukaniswe ngezinhlobo ezimbili: Ibha yensimbi eyindilinga eshisayo nebha yensimbi eshisiwe evulekile eshisayo. Ibha yensimbi evuthayo ithambile futhi iqinile, futhi izoba nento ekhulayo lapho ihlukana, futhi izinga eliphakeme likhulu.
Isikhathi sePosi: Jul-25-2022