BUYERS CAN EXPECT SWITCH PRICES to increase 1-3% through the rest of the year because of rising materials costs for oil,copper and precious metals.Average selling prices are rising 1-1.5% for certain product categories within specific markets because of rising materials and research and development costs for innovative products,says Lance Sobelman,senior analyst,electronic components and advanced materials,for market research firm Venture Development Corp.(VDC) in Natick,Mass.
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机译：由于石油，铜和贵金属的原材料成本上涨，买家预计到今年下半年开关价格将上涨1-3％。由于原材料价格上涨，特定市场中某些产品类别的平均销售价格上涨1-1.5％。电子产品和先进材料高级分析师Lance Sobelman表示，该公司位于马萨诸塞州内蒂克市的市场研究公司Venture Development Corp.（VDC）。
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