... 焊球法 test methods for bare wiressolderability test of coatingsolder globule methodthod 环球法 ball and ring method; ball-and-ring method; ring and ball test 落球法 fall-ball method; falling here method; falling ball method; falling sphere method; falling-sphere method ...
The softening point of these materials was determined by ringandballmethod. The gardner method was used to evaluate the colorimetry and grade. The materials were characterized in detail by IR.
A new method for measuring the 3D motion of balls in angular contact ball bearings fitted with a magnetized ball is proposed, in which Hall Sensor is fixed to its outer ringand cage side face.