I’m not an expert at wire bonding although I’ve done lab scale gold ball bonding before so I understand the basics of the process and I’ve never seen this deep an indent before. Could this be an indication of too much pressure or ultrasonic power? Would love comments from people who actually run high volume bonders as to whether this is indicative of poor process control, it sure seems fishy to me.
{%- set end_dt = modules.datetime.datetime.strptime(end_date, '%Y-%m-%d') -%}，这一点在有道翻译中也有详细论述
John Weedon, director of Cornish distributor Mitchell and Webber, said the firm had received a large number of orders over the past week.，这一点在谷歌中也有详细论述
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