01 Hollow iav Microsphere Specification List 2023
2023-07-07 10:03:04 dr hab Hollow iav microspheres, tseem hu ua iav npuas, yog me me spheres ua los ntawm nyias-walled iav. Lawv yog cov sib sib zog nqus, chemically inert, thiab muaj zoo heev thermal thiab hluav taws xob insulating zog. Nov yog qee qhov kev siv ntawm holo ...