sp.15.4004 (H)
grabcad
In this instruction, "sp.15.4004 (H)" appears to be a reference or code related to a specific topic or document. It could possibly indicate a section or page number within a particular source material, with "(H)" potentially representing an identifier or classification. Without further context, it's difficult to provide a more detailed rewrite; however, the original text is clearly presented in a concise manner.
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