以下为句子列表：
英文: Layers of carbonate limestones, silty mudstones, quartz sand and solidified lava show that within the past 600 million years, this area was a warm, shallow sea, then a muddy swamp, then a vast desert of shimmering hot dunes, then a glacial ice sheet, then
中文: 层层的碳酸石灰岩、粉砂质泥岩、石英砂和凝固的熔岩，显示在过去六亿年间，这个区域曾经是温暖的浅海，接著依序变成泥泞的沼泽、拥有炙热沙丘的广阔沙漠，然后是冰川，后来又再度成为浅海。
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英文: Physical seate:our company's quartz sand is made of natural quartz roes after ceasing, sieving and water scrubbing and takes on multi-prismatic shape and pure white color with no impurity.
中文: 物理状态：我公司生产的石英砂，是天然石英矿经破碎、筛选、水洗而成，多棱形色纯白、无杂质。
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英文: Water purification Lu:liao products mainly walnut shell Lu:liao, fibres ball Lu:liao, activated charcoal, anthracite Lu:liao, quartz sand Lu:liao, stone Lu:liao, PP filters, rags, soft materials.
中文: 净水滤料产品主要有核桃壳滤料、纤维球滤料、活性炭、无烟煤滤料、石英砂滤料、麦饭石滤料、PP滤芯、净水剂、软性填料等。
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