- 推荐网络例句
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I kept the seal for many years.
但我仍然保存了很多年。
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Hoo, that is a relief because you know corporate.
呼 那可真是松了口气你了解公司的
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A series of interpenetrating polymer network materials, based on a rosin-based epoxy resin and a turpentine-based polyurethane were prepared from gum rosin and turpentine oil.
以同步法制备不同配比的松香基环氧树脂/松节油基聚氨酯互穿网络体系。
Don't
stop moving...