英语词汇“principle of choosing materials”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	principle of choosing materials
释义	principle of choosing materials 基本例句选材 High-class tonics are prepared from superior materials.上等补晶，选材精良。 Proper selection of materials, preheating and postheating can help to avoid cracking.适当的选材与低温预热及后热可以抑制表面裂纹的产生。
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