explain
Send it to the relevant parties for inspection.
source
Lu Xun's Letters to Zhao Jiabi: "I think the preface should be sent for inspection, lest they compare with it."
check
When the inspection unit accepts the entrusted inspection task, it must fill in the entrustment form, and the witness shall produce the witness certificate and sign the inspection entrustment form. Testing units must implement a password management system.
laboratory report
The inspection unit shall affix the seal of "witness sampling inspection" on the inspection report. If there are unqualified samples, they should be reported to the quality supervision station within 24 hours, and the unqualified project account should be established.
Five requirements: ① the test report should be printed by computer; (2) The test report adopts a unified form at the provincial level; ③ The signature of the test report must be signed by hand; ④ The test report shall be in a unified format and stamped with the special seal of "Witness Inspection"; (5) Indicate the name of the witness.
The above contents refer to Baidu Encyclopedia-Test.