检测器安装在起重机臂端，其上端的金属球作为检测探头，可以检测电线周围的电场。
Detector installed in the crane boom end, at the top of the metal ball as a detecting probe, can detect electric field around the wire.
两个正好相对的、容量为36万升的蓄满水的“贡多拉”水槽被放置在摆臂两端。
Two diametrically opposed water-filled "gondolas", each with a capacity of 360,000 litres, are fitted between the ends of the arms.
她甚至不用任何臂带就跳下水去，在没有任何帮助的情况下，甚至不用换气地游到泳池较远的一端。
The infant even jumps in, without arm bands, and swims to the far side of the pool unaided, without even taking a breather.
应用推荐