The types of teachers unhealthy teaching actions mainly include mechanical impression, sarcasm, threat, indifference, partiality, power pressure, body punishment.
在教育教学实践中,教师不良教育行为的类型主要有:刻板印象、挖苦、恐吓、冷漠、偏向、权压、体罚等。
In hot impression die forging, the principal modes of die failure are erosion, thermal fatigue, mechanical fatigue and permanent (plastic) deformation.
在热压模缎中,模具失效的主要模式是腐蚀作用、热疲劳、机械疲劳和永久性即塑性变形。
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