• 1. heating unit: 加热元件 | 暖气片
• 2. cooling and heating unit: 供冷供热装置
• 3. warm air heating unit: 热风供暖装置

更多释义

• 1.Use inductive heating unit to heat antifriction bearing inner ring.
  使用感应加热装置加热减摩轴承内圈。
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• 2.Know how to thank, just as you learned in the spring flow of the first heating unit.
  懂得感谢，就如同你懂得了那春日里的第一股暧流。
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• 3.Step5. Check the air conditions and heating unit for proper operation. Set according to property standards.
  检查空调、暖气的状况，并根据情况调节至合适状态。
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