Shouguang ROC Industry Co., Ltd was founded in 2014, it is a comprehensive company integrating production and trade, mainly producing all kinds of furniture, boards, etc.
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As one of the leading 2 lines laser level manufacturers and suppliers in China, we warmly welcome you to wholesale high-grade 2 lines laser level in stock here from our factories. All customized
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As one of the leading laser signal receiver manufacturers and suppliers in China, we warmly welcome you to wholesale high-grade laser signal receiver in stock here from our factories. All customized
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MINJIE is one of the most professional foot pedal faucet suppliers in China, providing the cheapest sanitary and plumbing fittings and fast delivery service. Please feel free to buy foot pedal faucet
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ELEC is one of the most professional adjustable bench manufacturers in China for over 10 years. Please feel free to wholesale cheap adjustable bench for sale here from our factory. All customized
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³ ¦ f 0! ( )〈 〉 〈 〉 n n n X ikx ikx X n ikX Ik e dxefx IX(k) fX(x) » ¼ º « ¬ ª ¦ f 1 ( )! ( ) exp n n n X CX n ik Ik ()〈 〉,()〈 2〉〈 〉2, C1X XC2X X X 引入特征函数 ...