extension drilling 中文意思是什麼

extension drilling 解釋
擴邊鉆井
  • extension : n 1 伸長，伸展，延長，延伸，擴展，擴大；廣度，范圍。2 延期；〈美國〉（房屋的）增建部分，（鐵路等...
  • drilling : n 1 鉆孔；【礦物】鉆井；〈pl 〉鉆屑，鉆粉。2 操練，訓練。n 【農業】條播。 ridge [furrow] drilling...
  1. Rope thread extension steel bars for rock drilling

    鑿巖用波形螺紋連接釬桿
  2. This series pressing machine can be widely used in the technologies of drilling, losing materials, cutting, bending, shaping and light extension etc

    本系列壓力機可廣泛應用於沖孔、落料、切斷、彎曲、成形、淺拉伸等工藝。
  3. This series pressing machine is suitable for these technologies of drilling in the material, losing materials, bending and light extension etc. it is widely applied to such vocations as electric implements, meter, switch and auto etc

    本系列壓力機適用於板料沖孔、落料、彎曲和淺拉深等工藝，廣泛適用於：電器、儀表、開關、汽車等行業。
  4. ( 3 ) rock bolts are used as an extension of the supporting piles. this structure solves the embedding problem of cantilever pile and is newly applied in foundation trench in china. no environment contamination appears in this old crowed town because no detonation or mechanical drilling

    （ 3 ）利用巖石錨桿作為圍護樁的延伸成功地處理懸臂樁嵌固的問題，該結構方式的應用為國內首例，避免了在舊城鎮老房屋密集區基巖爆破和機械成孔對周圍環境的影響和污染。
  5. 2 extension mechanism, built - in output spindle of top drive head, can protect drilling tools effectively

    2鉆機動力頭輸出軸設有伸縮機構國家專利： zl03222451 . 6 ，可以有效保護鉆具。
  6. The extension drill rod which can be used for higher capacity drill, the drill hole can be extended to sezeral meetrs, when drilling the straight hole, the core lifter can help coring

    選用加長鉆桿于較大能力的鉆機，可將鉆孔延深至數米，鉆垂直孔時，可採用取芯器配合取芯。
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