【判断题】碳素 铸 钢 的含碳量一般在 0.15%~0.60% 范围内,含量碳量过高则塑性很差,具有较大的应力和冷裂倾向,不适于锻造。
【单选题】铸造碳钢的碳含量过( ),则钢的塑性差,而且铸造时易产生裂纹。
【判断题】Winter is the best season for the spectacle of sea clouds in Mount. Huangshan.
【单选题】根据收货人抬头,提单可分为记名提单、不记名提单、指示提单。可以背书转让的提单是:
【单选题】The tallest and best-known peak in Mount.Huangshan is ________.
【判断题】根据提单收货人抬头的不同可以分为记名提单和不记名提单两种。
【单选题】Sunset at Mount Huangshan is a beautiful scene, _________ I’ll never forget.
【简答题】22 Homework 2 Translate the follow paragraph into Chinese. Mount Huangshan is located in Huangshan City, south of Anhui province. It is really a wonder and was named world cultural and natural heritag...