Making progress on the technical front, especially tool and technology selection.
技术上的进展，尤其是工具和技术的选择。
Frame or the front axle should check the technical condition and the situation of steering.
应检查车架或前轴的技术状况及转向机构情况。
Frame or the front axle should check the technical condition and the situation of steering.
应检查车架或前轴的技术状况及转向机构情况。
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