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单词
winding signalling, hoisting signalling
释义
winding signalling, hoisting signalling
提升信号装置; 用作提升机房、井口、井下各水平之间信号联络并具有必要闭锁的装置。
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spurred
spurred corolla
spurred gentian
spurred gentians
spurred on
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spurrell
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spurrers
spur resonance
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spurreth
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spurreys
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spurrier
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spurrings
spurrite
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更新时间:2026/7/26 8:41:34