Tshuaj lom neeg muaj pes tsawg leeg iav pob %: | |
SiQ2 | 67 |
Na2O | 16 |
CaO | 7 |
Al2O3 | 5 |
B2O3 | 3 |
MgO | 2 |
1.Glass hlaws, lub zog siab, ua haujlwm siab, cov tswv yim tsawg heev
2.Colorless, pob tshab, khoom lub zog siab, tsis hnav thiab tshuaj lom neeg
3.Acc precision yuam kev <0.02mm
Nws yuav siv li ntawm 20days yog tias los ntawm hiav txwv, Nws yuav siv li 5-7days yog tias los ntawm huab cua, Los ntawm DHL, UPS, FEDEX, TNT, Nws yuav siv sijhawm li 4-6 hnub ua haujlwm tsuas yog hnub so thiab hnub so.
1.Yog hais tias qhov ntau ntawm qhov kev txiav txim tsis loj heev, peb yuav siv tus qauv qhia thoob ntiaj teb, xws li FEDEX, TNT, DHL, UPS lossis EMS thiab lwm yam.
2.Yog kev txiav txim loj, peb yuav qhia koj siv Kev Thauj Cua lossis Hiav Txwv. Nws los ntawm koj taw qhia chaw thauj khoom. FOB chaw nres nkoj yog Qingdao lossis Ningbo lossis Shanghai.
3.Yog hais tias koj tsis muaj koj cov kev xa khoom xa khoom xa tuaj, peb tuaj yeem nrhiav qhov pheej yig xa mus rau kev xa khoom mus rau koj qhov chaw nres nkoj.
4.Qhov kev them nyiaj tshuav yuav tsum tau them ua ntej xa rau koj.