基本解釋[機械工程]試驗焊接英漢例句雙語例句Both experimental results and trial production demonstrated it operates reliably and smoothly, with high level of weld seam tracking precision.焊接實驗和試生產(chǎn)結(jié)果證明，樣機運行平穩(wěn)、可靠，具有很好的跟蹤精度。trial weld更多例句專業(yè)釋義機械工程試驗焊接