This proposition consists of two parts: Part 1: Nukva must be repaired… This explains the repairs to the Nukva in general terms. Part 2: …whether by receiving… This lists the specific arrangements.
Part 1: Nukva must be repaired by Zeir Anpin… Man’s entire service is bound up with repairing the Nukva, which is the very root of the lower creations. The purpose of all man’s service is to repair the Nukva in such a way as to enable blessing to come to her and through her to the lower creations in great abundance.