The best characteristic can be used in the complexed sand containing 50% old sand.

该粘合剂最大特点是能回用旧砂，回用的比例可达50%。

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There is a huge tidal sand system which is composed of the old sand body distributing in the coastal plain and the radial sand ridge distributing in south Huanghai Sea.

苏北陆区古潮成沙体和海域辐射沙洲共同构成了统一的苏北南黄海潮成沙洲体系。

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In the mix of sand or sand core casting equipment, sand mixing machine generally has the following functions: the old sand, new sand, sand bonding agent and auxiliary materials mixed evenly.

用在混制型砂或芯砂的铸造设备，混砂机一般具有下列功能：将旧砂﹑新砂﹑型砂黏结剂和辅料混合均匀。

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They are believed to be 60 million to 80 million years old, made of sand pushed inland over the eons from the coast by Atlantic Ocean winds that sweep onshore 80 kilometers to the west.

CNN: Romancing the dune in Namibia

Other features in Denbighshire which have been given QR codes include the Clive Engine House at Dyserth, Rhyl lifeboat, the Llangollen international pavilion, Gronant sand dunes and the old jail at Ruthin.

BBC: North East Wales

However, his drive found sand and the 48-year-old American had to settle for a bogey and a final round of 69 that left him tied at 14-under 270 with Hoffman who had started the fourth round two shots off the lead.

CNN: Perry banks title after play-off birdie