对所有设施，特别是对大型就业机会，双向无线电对讲机或内部电话线应采用，以确保正确的号码插座和配线架，在测试中。
On all installations, and particularly on large jobs, two way radios or internal telephone lines should be used to ensure correct numbering of outlets and patch panels during testing.
对所有设施，特别是对大型就业机会，双向无线电对讲机或内部电话线应采用，以确保正确的号码插座和配线架，在测试中。
On all installations, and particularly on large jobs, two way radios or internal telephone lines should be used to ensure correct numbering of outlets and patch panels during testing.
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