forepole

常見(jiàn)例句

• Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.
  針對(duì)金屬前探支護(hù)在架棚及錨網(wǎng)支護(hù)巷道中的安全作用進(jìn)行了全面分析,提出了改進(jìn)方案和存在問(wèn)題,確保了金屬前探支護(hù)的安全作用。
• A Brief Talk on Safety Effective of Metal Forepole Supporting in Beam and Bolting with wire mesh Roadway
  金屬前探支護(hù)在架棚及錨網(wǎng)支護(hù)巷道中的作用
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