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etching
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蚀刻版画,铜版画,蚀刻术
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详细解释：
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以下为句子列表：
英文: A big frog plunged into the river agilely,swam in its life space stretching their legs heartily.
中文: 一只大青蛙敏捷地跳入河中，在它的生活空间里尽情蹬腿畅游。
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英文: A set of conventional processing methods of vanadium and vanadium alloy specimens, including mechanical polishing, mechanical chemical polishing, chemical etching as well as relevant techniques and experiences is introduced.
中文: 摘要介绍了一种钒及钒基合金金相试样的常规制样方法，即试样的机械磨光，机械化学抛光，化学侵蚀等技术和经验。
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英文: Abstract: The preparation of cuprous chloride from etching waste liquor of cupric chloride and crude copper powder was studied.The result showed that this method had many advantages,including simple process,easy operation and good quality of product,there
中文: 文摘:以氯化铜蚀刻液废液、粗铜粉等为原料，在常温下反应制备氯化亚铜，工艺简单，操作简便，产品质量好，具有显著的经济效益和环境效益。
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英文: According to the loading characteristics of bonded post-tensioned prestressed concrete frames, a program is worked out to perform a nonlinear finite element analysis for the static staff in both the stretching wire stage and the loading stage.
中文: 摘要根据后张有粘结预应力混凝土框架结构的受力特点，编制了适用于预应力建立和施加外荷载两个阶段的静力杆件非线性有限元分析程序。
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英文: [bbe] Stretching from the wall of the towns a distance of a thousand cubits all round.
中文: 你们给利未人的郊野、要从城根起、四围往外量一千肘。
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