Pulsating blank holder forces are used in deep-drawing process to increase the draw depth and improve the surface quality of drawn piece.
采用脉动变化的压边力控制拉深工艺，可提高成形极限及拉深件的表面质量。
The treatment of pulsating electric current at room temperature can break up oxidation surface of grains and improve the conditions of reaction.
提出了冷态下的脉冲电流处理可破碎粉粒表面的氧化皮，改善坯料的反应条件。
Researchers suspected Roger's brain registered his heartbeats from the surface of his chest wall and from blood vessels pulsating under his skin.
研究人员推测roger的大脑从他的胸腔壁和皮肤下跳动的血管记录了他的心跳。
Researchers suspected Roger's brain registered his heartbeats from the surface of his chest wall and from blood vessels pulsating under his skin.
研究人员推测roger的大脑从他的胸腔壁和皮肤下跳动的血管记录了他的心跳。
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