A：How have the new fabrication processes been working out?
B：They finally up to speed.
1） Fabrication (n) 製造，組建
to bring about by work, effort, or action.（發展，進行）to solve, as a problem.（解決問題）to arrive at by or as by calculation.to pay (a debt) by working instead of paying money.to exhaust, as a mineto issue in a result.to evolve; elaborate.to amount to (a total or specified figure); add up (to): The total works out to 176.to prove effective or successful: Their marriage just didn't work out.to practice, exercise, or train, esp. in order to become proficient in an athletic sport: The boxers are working out at the gym tonight.
3） Up to speed
operating at full or optimum speed.（以最佳狀態運作）functioning or producing at an expected, acceptable, or competitive level; up to par: a new firm not yet up to speed.（以預期可接受或具競爭力的水準生產）
Hope it helps～
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