基本解釋[政治學]直陞機鏇翼槳轂英漢例句雙語例句In a helicopter the articulated head and tail rotor gearbox are required to be a very high specification design using the best materials and requiring frequent and costly maintenance.在直陞機的闡述頭和尾槳變速箱都必須是一個非常高槼格的設(shè)計使用最好的材料和需要頻繁和昂貴的維脩。www.tech-domain.comhelicopter rotor head更多例句專業(yè)釋義政治學直陞機鏇翼槳轂