单词	仰焊\|顶焊
释义	仰焊\|顶焊 underside welding
随便看	two-sector economic growth relationship two-sector economy Two Sector Growth Model two-sector growth model two-sector model two sector model analysis two-sectors two sector system Two-sects rotor two-sect ubaf two-sect UBAF Two Securities Book Entry Systems two seductions two seemingly unrelated cases two seemingly unrelated regression systems two segment classification two segment combination approach Two-segment connection pole for transformer two-segment electrometer two-segment method Two segments microblister floatation two selenoid two selenoid valve two self-energizing shoes two-semester