1、

Motor-driven Cement Transport : Stable and adjustable cement quantity , keeping sound cement quality.

马达传动式送胶机构 --- 送胶流量及长度控制均匀准确,卡胶机率低.

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2、

Keene's cement, building materials of ( excl . heat-or sound-insulating materials )

干固水泥, 建筑材料 ( 不包括隔热和隔音材料 )

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3、

DETERMINATION ON LEAD IN WATER BY FLAME AAS sound-absorbing perforated asbestos cement panel

巯基棉富集单缝石英管火焰原子吸收法测定水中微量铅吸声带孔石棉水泥板

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4、

A novel composite type of sound barrier is developed by using the recycled tires and perforated cement board, and it has been validated through experiments and theory that the sound absorption of this sound barrier is excellent in middle and low frequencies.

利用废旧汽车轮胎与水泥穿孔板两种主体材料研发出一种新型的复合吸声屏障,并从实验和理论上证实了该种声屏障在中、低频段吸声性能良好;

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5、

The effect of some factors on the sound absorbing property, such as type of aggregate, water to cement ratio and size of aggregate particles, was investigated experimentally.

试验分析不同骨料、水灰比、骨料颗粒粒径对吸声性能的影响。结果表明,这些因素对其吸声性能影响明显。

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7、

Sound-absorbing perforated asbestos cement panel all-cotton underwear Brings you every comfort.

吸声带孔石棉水泥板全棉内衣,给您百般体贴。

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