From theoretical analysis, such bits have characteristics of slow temperature rise for bit face and low final balance temperature, which are the theoretical basis for bit design.
据此，设计了可缩短漫流通道并有利用降低温升的钻头唇形，为设计人员提供了理论依据。
From theoretical analysis, such bits have characteristics of slow temperature rise for bit face and low final balance temperature, which are the theoretical basis for bit design.
据此，设计了可缩短漫流通道并有利用降低温升的钻头唇形，为设计人员提供了理论依据。
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