单词:
单词: 相关文章
Have you ever considered sky divin [00:03.08]Thousands of people learn to sky dive each yea [00:06.82]The first major step to learn is proper touch down techniqu [00:11.57]That means learning how to fall properly,initially from a four-foot platfor [0
1849 、 静摩擦 staticfriction 1850 、 颈轴承 journalbearing 1851 、 颈缩 necking 1852 、 频带宽度 bandwidth 1853 、 频率 frequency 1854 、 头座 headstock 1855 、 阈值;临界值
Since the 18th century, St. Louis, Missouri has offered travelers a hub to begin their adventures into the western frontier. Its nickname the Gateway to the West is symbolized by the towering focal point of the St. Louis skyline: the Gateway Arch. It
The two steel truss arch halves of an extra-big bridge over the Lancang River were connected Tuesday morning after two vertical turns. The bridge, which sits 270 meters above the Lancang River, is a part of the DaliRuili Railway in southwest China's
复合材料及汽车词汇 Acetyl 乙酰 Acid-proof paint 耐酸涂料, 耐酸油漆 Acrylic fiber 丙烯酸纤维 Acrylic resin 丙烯酸树脂 Active filler 活性填料 Adapter assembly 接头组件 Addition polyimide 加成型聚酰亚胺 Addition polymer 加聚物 Adjusting valve 调整阀,