Vim li cas thiaj siv Conveyor Belt Always Rifles?

Cov khoom siv kev sib txhuam kev sib txhuam ntawm kev sib tsoo rau ntau yam.

1: Nws yuav yog qhov zoo ntawm daim kab xev tsis zoo.

2: kev siv txoj hlua sib hloov khoom siv yuav ua rau kev puas tsuaj rau txoj hlua

3: cov khoom tsis muaj tseeb, txawv cov khoom siv sib txawv ntawm txoj siv txoj hlua. Nyob rau hauv dav dav, pvc thiab pu conveyor siv siv ntau,

Txawm li cas los xij, yog tias tus me nyuam ntse, khoom kub, nws yooj yim rau kev sib txhuam kev puas tsuaj. Lub sij hawm no koj tuaj yeem xaiv cov khoom ntaum, xws li muaj zog, toughness muaj xev, daim ntaub nplaum kab xev.