锚杆眼孔整体上为通孔形式的圆孔，与锚杆的外形稍大一点。
The anchor shaft eyelet is a circular hole with a form of through hole wholly, and is slightly bigger than the external form of anchor shaft.
最简单的结构形式是在轴和轴承盖的通孔之间留出半径间隙约为0.1~0.3mm的隙缝。
The structure of the simplest form of shaft and bearing caps in the through-hole gap between the left radius of about 0.1 ~ 0.3mm gaps.
本文对空调器印刷电路板(PCB)通孔插装形式无铅焊点的热疲劳寿命进行了研究。
Thermal fatigue life of lead-free solder joint of Air-conditioner PCB (Printed Circuit Board) under the form of THT (Through Hole Technology) is studied.
本文对空调器印刷电路板(PCB)通孔插装形式无铅焊点的热疲劳寿命进行了研究。
Thermal fatigue life of lead-free solder joint of Air-conditioner PCB (Printed Circuit Board) under the form of THT (Through Hole Technology) is studied.
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