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他的嘴抿成了一道细缝。
His mouth tightened into a thin line.
《牛津词典》
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对基体开细缝并填充阻尼材料的圆锯片进行有限元模态分析。
The saw blades with slit filling damp material is Analyzed by the mode analysis.
youdao
-
对基体开细缝并填充阻尼材料的圆锯片进行有限元模态分析。
The saw blades with slit filling damp material is Analyzed by the mode analysis.
youdao