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reverse circulation drilling造句

"reverse circulation drilling"是什么意思   

例句與造句

  1. The fault tree analysis of interruption of fluid in pump suction reverse circulation drilling
    泵吸反循環(huán)鉆進(jìn)中循環(huán)液中斷的故障樹(shù)分析
  2. The stroke reverse circulation drilling machine of czf2000 - 1800 type is produced by our company newly to adapt to the demand of percussion drill market due to the development of road and bridge industry , it is specializedly used for pore forming of pebble and gravel stratum and hard stratum
    1800型沖擊反循環(huán)鉆機(jī)是我公司最新研制生產(chǎn)的為適應(yīng)我國(guó)路橋事業(yè)發(fā)展對(duì)沖擊鉆機(jī)市場(chǎng)的需求,專(zhuān)門(mén)用于卵礫石地層、堅(jiān)硬地層中成孔的鉆機(jī)。
  3. Under the function of big pressure and dynamic load , the grains may be moved which may cause the soil body distortion . at present , the relatively ripe methods of drill in gravel layer are mostly double - wall drill pipe reverse circulation drilling , auger stem breast wall drilling and down - the - hole hammer follow down drilling
    論文根據(jù)jsl ? 30型礫石鉆機(jī)潛孔錘同心跟管鉆具結(jié)構(gòu),采用程序計(jì)算得到了鉆桿內(nèi)各深度處壓力分布、鉆頭壓力降、環(huán)形空間壓力分布及空氣流速分布。
  4. It's difficult to find reverse circulation drilling in a sentence. 用reverse circulation drilling造句挺難的

相鄰詞匯

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  2. "reverse circuit"造句
  3. "reverse circulation"造句
  4. "reverse circulation coring"造句
  5. "reverse circulation drill"造句
  6. "reverse circulation valve"造句
  7. "reverse clutch"造句
  8. "reverse code"造句
  9. "reverse coding"造句
  10. "reverse collar"造句
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