filter material

常见例句

Filter material more than 500 kinds of aquarium supplies, such as the manufacture and sale.
过滤材料等500多种水族用品的制造和销售。
Setting things still need to filter with the pressure gauge, so as to show the need to change the filter material when.
凝结物过滤器还需要配备压力计，借以指示何时需要更换过滤材料。
Electret air filter material has superior filter performance, so it is considered as ideal filter material for coal-dust stained yarn.
驻极体空气过滤材料具有优良的过滤性能，是治理“煤灰纱”的理想过滤材料。

Filter material: layer of fine gravel used in slope stabilization structures that allows water to escape and retains soil particles.
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In order to filter out material considered undesirable, above all pornography, the government has created a funnel through which all international websites have to be channelled.
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