测试棒确认时必须停止金属探测带，使用警报。
The metal detector belt must stop and the alarm must function when the test stick is identified.
在测试前，要对加工完成的产品用金属探测器进行一次检验以确保产品中不含有任何金属成分。
Allow a case of finished product to pass through the metal detector first, before the test, to ensure it does not contain any metal.
在测试前，要对加工完成的产品用金属探测器进行一次检验以确保产品中不含有任何金属成分。
Allow a case of finished product to pass through the metal detector first, before the test, to ensure it does not contain any metal.
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