...a frequency of 24 kilohertz.24 千赫的频率They sat aside 100 channels, each 200 kilohertz wide.他们在旁边坐了100种渠道, 各200千赫宽.Twisted - pair conductors are sufficient if frequencies of interest are below a few hundred kilohertz.如果信...
They sat aside 100 channels, each 200 kilohertz wide.他们在旁边坐了100种渠道, 各200千赫宽.Twisted - pair conductors are sufficient if frequencies of interest are below a few hundred kilohertz.如果信号频率低于几百kHz,则使用双绞线就已足够....
本文介绍了一种汞盐可逆光色涂层.The optical properties of a recoverable mercury salt photochromic paint were studied.镀黑铬色涂层凸显了黑矿色 、 黑钻石色 、 银色魅影和透明水晶的亮泽魅力.The ruthenium - plating highlights the sheen of Jet Hematite, Black Diamond, Silve...
迪克斯拿着杯子往前挤。Dix pushed forward carrying a glass.在19世纪中叶,多罗西娅·迪克斯开始发起为精神病患者争取人道待遇的运动。In the mid-nineteenth century, Dorothea Dix began to campaign for humane treatment of the mentally ill.阿迪克斯在悬椅上坐下来,跷起二郎腿.Atticus sat down...
刘易斯·海德将军曾是“比利”·米切尔将军的部下。General Lewis Hyde had served under General "Billy" Mitchell.海德转移了一下重心,就感到自己往前倾,开始失去平衡。Hyde shifted his weight and felt himself teeter forward, beginning to overbalance.我们的很多老师也和海德堡大学保持着有益的学术联系。Ma...