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- Optimal Numerical Mothod Used in Prediction of Affluent from Pit shaft for Vertical Pit 立井井筒涌水量预测的优化数值法
- vertical pit shaft 立井井筒
- This text introduced the practice method of the box permanent steel petroleum derrick shaft sinking in the construction of vertical shaft pit shaft. 在立井井筒建设中,我们在原设计的基础上,对箱形永久钢井架凿井的实际方法作了改进。
- Wales Pit shaft wheels turn for the last time In the rhondda tonight The davey lamps that shone so... South Wales 繁体English登入新用户? 立即申请 最流行歌手 Top Artists 最流行歌曲 Top Songs搜寻...
- The pit shaft of the attaint after restoring blowout is a problem that has challenge sex. 恢复井喷后损坏的井筒是一个具有挑战性的问题。
- The pit shaft parameters of the elevation angle,the azimuth angle,the tool of facial angle and so on are obtained after the computation. 该技术可用于井身轨迹复测、钻井定向和侧钻井开窗定向等。
- During the innovation, we combined the two isolated pits as one by removing their partition wall and changed the original vertical pit walls into slant walls more convenient for addition of mud. 对原窖进行改造,二窖合一,去掉中间的间壁,改原窖直立窖壁为斜窖壁,便于敷设窖泥,同时增加投粮量,提高窖帽高度,有利于保养窖泥。
- The Designs ON the Vertical Pit Heat-Treating Furnaces of NEW GAS 新型天然气井式热处理炉的设计
- An inclined or vertical shaft or passage between levels in a mine. 小暗井矿井里层与层之间倾斜的或垂直的竖坑或通道
- The vertical line meets the horizontal one here. 垂直线与水平线在此相交。
- The children were playing in the sand pit. 孩子们在沙坑中玩耍。
- J. Vertical Shaft Fine Adjustment Screw. 垂直杆微调螺丝.
- Many coal-miners were imprisoned in a pit accident. 在一次塌方事故中，许多矿工被压在了井下。
- A slot for a key in the hub or shaft of a wheel. 键槽轮子的毂或轴里的键的沟槽
- The managers want to pit the champion against John. 经理人想让冠军与约翰比赛。
- Flexibility, as in the shaft of a golf club. 弹性，韧性柔韧性，易变性，如高尔夫球棒的柄
- The managers want to pit the champion against an unknown. 经理们想让冠军与一名未成名的选手比赛。
- A vertical or nearly vertical line or plane. 垂直线，垂直面垂直或近似垂直的线或平面
- A hole or pit, especially one in a road surface. 坑洞尤指路面上的涡穴或坑洞
- At right angles to a vertical line. 横的与垂直线成90度角的
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
