与整个空间站紧固连接、在俄罗斯部分和美国部分连接处形成十字交叉状的是一个巨型的桁架结构,载有16块太阳能电池板,提供电力。
Bolted across the station, making a cross at the point where the Russian and us sections meet, is a huge truss that carries 16 solar panels to provide electrical power.
雪晶是按照两种形状中的一种??板状和圆柱形形成的。
Snow crystals grow in one of two designs? Platelike and columnar.
本文描述了在釉质人工龋形成过程中,表层的各种改变,包括层板状病变。
The paper gives a description of several changes of the surface layer during formation of artificial caries in enamel.
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