sinking pass 中文意思是什麼

sinking pass 解釋
減徑孔型
  • sinking : n. 1. 沉沒；沉下；低陷，塌下，凹下。2. 試掘；投資。3. 【建築】孔；凹處。4. （饑餓、勞苦等造成的）衰弱。
  • pass : vi （passed passed past ）1 經過，通過；穿過；越過；超過；掠過；前進。2 （時間）流逝，推移；轉化...
  1. With the tracing particles, the sinking velocity of middle and higher density particles that pass through the lower density coal particles in jig bed for different jigging air circle were measured. the results showed that the air cycle with a long inlet period can promote the separation of middle and higher density particles and lower density coal particles

    運用彩色人工顆粒，對不同跳汰周期下中、高密度顆粒在低密度煤炭床層中的沉降速度進行了示蹤研究，確認長進氣期周期有利於中、高密度顆粒與低密度煤炭顆粒的分離。
  2. Study on ways to pass large fault in construction of sinking and drifting

    井巷工程過大斷層技術研究
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