这些产品之间的接合点如下
The points of alignment between these products is as follows
在支线和中继线的接合点，电线必须被叠接起来。
At the junction of a branch line and the trunk line, the wires must be spliced together.
据它们的创作者表示，一个只有30厘米高的机器人身体里有20个接合点。
According to their creators, one robot that is only 30 centimeters tall has 20 joints in its body.
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