查询词典 crown block
- 与 crown block 相关的网络解释 [注：此内容来源于网络，仅供参考]
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bailer dart：捞砂筒下部的活门
bailer crown-block 捞砂天车 | bailer dart 捞砂筒下部的活门 | bailer dump 捞砂筒的倒砂门;用筒装物体倒入井内;捞砂筒捞出物
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bailer crown-block：汲筒天车
"bailer","汲筒" | "bailer crown block","汲筒天车" | "bailing","汲取"
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bailer conductor：捞砂筒
bailer bail 捞砂筒上的提环 | bailer conductor 捞砂筒 | bailer crown-block 捞砂天车
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Christmas tree：采油树
derrick 井架 | Christmas tree 采油树 | crown block 定滑轮
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intrados,soffit：拱腹[线]
拱顶石|arch crown block | 拱腹[线]|intrados,soffit | 拱涵|arch culvert
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abutment block of arch dam：拱坝重力墩
拱冠梁 crown cantilever | 拱坝重力墩 abutment block of arch dam | 拱坝坝肩稳定 stability of arch dam abutment
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crown bar：顶杆 炉顶支柱
crown bar yoke || 顶杆轭 | crown bar || 顶杆 炉顶支柱 | crown block || 定滑轮
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beam crown block：天车梁
"beam balanced","平衡梁" | "beam crown block","天车梁" | "beam current","束电流"
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crown face pulley：凸面滚筒
crown block 定[顶部]滑轮 | crown face pulley 凸面滚筒 | crown pin coupling/coupling with resilient bolt 弹性柱销联轴器
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double deck type of crown block：双层天车
double crossover-squeeze gravel pack method 双桥分流式挤入砾石充填法 | double deck type of crown block 双层天车 | double deck 内盘固定外盘转动钻盘
- 推荐网络解释
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French Fifth Republic：法蘭西第五共和
Freight rate 运费率 | French Fifth Republic 法兰西第五共和 | Frequency 次数;频率
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cartographic communication：地图传输 地図通信
■ cartographic analysis 地图分析 地図分析 | ■ cartographic communication 地图传输 地図通信 | ■ cartographic data 制图数据 地図データ
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begotten, not made：造物主,沒有作出
true God from true God.真实的上帝从真实的上帝. | Begotten not made,造物主没有作出, | of one substance with the Father:一个物质与父亲: