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小鯊魚(yú)kevin鐵蟲(chóng) (初入文壇)
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[求助]
求指導(dǎo)關(guān)于膨脹系數(shù)的 已有1人參與
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The stress state of WC-Co bulk materials was determined to be compressive in WC component with Co binder phase being in tension.This is due to the lower thermal coefficients expansion of the Co binder compared to WC. 請(qǐng)問(wèn)這句話對(duì)么?鈷的膨脹系數(shù)比碳化鎢的要低么? |

至尊木蟲(chóng) (職業(yè)作家)

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