What are Hollow Glass Microspheres Used For?
A hollow glass microsphere is a kind of hollow microsphere with a thin wall, high strength, and smooth surface…
A hollow glass microsphere is a kind of hollow microsphere with a thin wall, high strength, and smooth surface…
Gasoline prices at gas stations in the second week of March rose 97.6 won from the previous week to 1,861.6 won per liter. Although the average price for a week did not exceed 1,900 won, the price in the second half of the week in Seoul exceeded 2,00…
The filling elevation of the foam light soil with different strengths shall be constructed in strict accordance with the design requirements. The anti-seepage geomembrane on the top of the foam light soil subgrade shall be laid under the metal mesh,…