Only 1,000, 000 vehicle crossings produced significant cracking in the floor beams of the tied arch span and in the plate girders of the approach spans.是什么意思_Only 1,000, 000 vehicle crossings produced significant cracking in the floor beams of the tied arch span and in the plate girders of the approach spans.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句