ISO 1992-2:1973/Amd 1:1979 PDF Download

The original standard is modified by the ISO 1992-2:1973/Amd 1:1979 standard. In particular, this modification makes changes to clauses 5.1, 5.4, and subclause 4.1.2.

The text from this amendment is used to replace the second paragraph of subclause 4.1.2. This indicates that the paragraph's original content has been changed.

The new text introduced in this modification completely replaces the previous text in sub-clause 5.1. This means that the section's previous instructions or guidelines have been replaced with new, revised material.

Finally, as described in this change, sub-clause 5.4 is modified at the end of the first sentence. This implies that there were some phrasing or requirement revisions that affected the original sentence's clarity or precision.