职称英语职称英语理工类2006年职称英语等级考试试题理工类B
题目内容

Which of the following is true of WL-16、

2024-07-09

A.It can only move forwards and backwards.

B.It is a caterpillar model.

C.It can walk with a step of up to 136 cm.

D.It is equipped with a stick-like controller.

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