The Russian and Chinese systems compete with the fifty year old U. S. M-109 design, which is a 25 ton vehicle with a crew of five.
俄国和中国系统是用于同五十年之久的美国M - 109型设计对抗,是一种具有5名组员的一种25吨车辆。
The STS-97 crew delivered and installed the P6 Truss, which contains the first U. S. solar arrays.
圣-97 组员递送了而且安装了P6 构架,包含第一美国太阳的排列。
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