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nominal height of racking platform
... nominal height of derrick 井架公称高度 nominal height of racking platform 二层台公称高度 nominal mass of drill collar 钻铤公称质量 ...
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monkey board nominal height
... 井架上底尺寸 water table size 二层台公称高度 monkey board nominal height 井架大门高度 v-door height ...
基于1个网页-相关网页
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