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为什么要选择高性能空心玻璃微珠?
Why should we choose high-performance hollow glass beads?
youdao
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空心玻璃微珠的填充量一般在5%-20%之间。
The filling content of hollow glass bead generally is between 5% -20%.
youdao
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空心玻璃微珠的填充量一般在5%-20%之间。
The filling content of hollow glass bead generally is between 5% -20%.
youdao