What is the meaning of "ha'Mesukan"?
Rashi: It was counted. This is like "v'Sochen Levenim Titenu" (Shemos 5:18).
What is the meaning of "ha'Mufkadim"?
Rashi: They are appointed. Radak - it is written ha'Pekadim, an adjective (those appointed), like Chacham, Chachamim. It is pronounced like a verb; they mean the same. Malbim - they are appointed over Bedek ha'Bayis.
What is the meaning of "va'Yotzi'uhu"?
Rashi: They spent it, to hire carpenters.
Who are "Charashei ha'Etz"?
Radak: They are those who cut trees in Levanon, and make them rectangular (planks).
Who are the Bonim?
Rashi, Targum Yonasan: They are the overseers appointed over the stone masons. Their colleagues work according to their command, the head craftsmen.
Radak: They build the wood into the Bayis.