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titanium
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化学元素,元素符号Ti,原子序数22,原子量47.867,属周期系ⅣB族。
理学
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titanium
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化学元素,元素符号Ti,原子序数22,原子量47.867(1),属周期系ⅣB族。
Astronomy
全称:titanium。缩写:Ti
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Chemistry
>无机化学>无机化学基本概念与无机化合物>释义
titanium
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water resources protection
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water return gate
water-rich silty sand stratum
water right
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Water right buy-back
water right certificate
water right system
water right trading system
water right transaction
water right transaction between Dongyang and Yiwu
water right transaction between irrigation water users
water right transaction in Ningxia and Inner Mongolia
water right transaction platform
water right transfer
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