at the bus stop they wait for buses to come » 在巴士站等候巴士来 lower mechanical losses » 降低机械损耗 castle about ten kilometers from Bordeaux » 波尔多约十公里的城堡 ..
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在电枢中去除铁刷将会给铜电枢留下更多的空间，从而降低损耗，提高机械效率。
The removal of the iron teeth in the armature leaves more room for armature copper, which lowers the losses and improves machine efficiency.
从降低电机的铁耗、铜耗和机械损耗着手，给出了提高电机效率的一般方法。
The common method of enhancing the efficiency is given, such as decreasing the iron loss, copper loss and machine loss.
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