单词pre-clean
网络: 预清洁；预清洗；预清除
Is there objective evidence that the pre clean chemistries are being analyzed by the laboratory on the documented frequency?
是否能证明前处理化学药水有被化验室按照文件要求的频率进行分析？
Are the panels as observed coming off the pre clean line clean, dry and stain free?
前处理后，是否观察板面有清洁度，干燥度与无污染？
Is their positive air pressure from the cleanroom at the pre clean line entrance into the cleanroom?
无尘室的预清洁线入口到无尘室是否有良好的压力？
Are Dump and Remake schedules documented for the pre clean line and objective evidence exist that they are being adhered too?
是否有证据证明预清洗倾槽与更曹计划有符合文件要求？
To ensure good wetting and low voiding I believe I will pre clean and etch the solder (preform) to remove oxides.
为了保证良好的润湿性及低空洞率，我认为需要进行预清洗，并对焊片表面进行刻蚀以去除氧化物。
Is their a pre-startup checklist for the pre clean lines? Is it current(completely filled in)?
前处理线是否有启动点检表？是否已经运行（完整的填写）？
Is there a pre-startup checklist for the pre clean line? Is it current(completely filled in)?
针对预清洁线是否有建立预先点检表单？是否已经执行（已经填写）？