Cov neeg siv cov hlau nplaum ruaj khov tuaj yeem txiav txim siab los ntawm cov hauv qab no: 1. Kev nyab xeeb yam: Tam sim no, qhov kev nyab xeeb ntawm cov hlau nplaum ruaj khov ntawm kev ua lag luam yog kwv yees li 2.0, 2.5, 3.0, thiab 3.5.Qhov kev nyab xeeb, hauv cov ntsiab lus yooj yim, txhais tau hais tias qhov siab tshaj plaws rub tawm ntawm lub jack yog ob peb ...
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