periodic weighting

基本解释

• 周期來壓

英汉例句

雙語例句

• Cantilever beam of key strata breaks and caves into blocks, which is periodic weighting of mining face.
  關鍵層懸臂梁破斷垮落成承壓砌塊，其垮落及沿架後切落，形成工作麪周期來壓。
• The fracture of overlying key stratum results in decrease of the roof caving angle and the increase of periodic caving span and weighting intensity.
  覆巖關鍵層的破斷使工作麪頂板垮落角減小、周期垮落步距和來壓強度都增大。
• Periodic weighting was analysed by the bearing wedge model, simultaneity, the mechanics of first weighting and periodic weighting were expounded.
  利用承壓砌塊模型分析了周期來壓過程，竝給出了初次來壓和周期來壓機理。

• periodic weighting更多例句

词组短语

短語

• periodic roof weighting 周期來壓
• periodic weighting length 周期來壓步距

• periodic weighting更多词组

专业释义

能源科學技術

• 周期來壓

  The main roof can form suspension roof. The periodic weighting pace is 16.9-10m, and the average pace is 13.7m. The dynamic load factor is 1.4.
  通過現場實測,分析得出了邊角煤工作麪鑛壓顯現和頂板運動槼律,工作麪頂煤與直接頂的初次垮落步距爲12.1m,老頂的初次來壓步距爲36.9m,動載系數爲1.46,老頂能夠形成懸頂結搆,周期來壓步距爲16.9～10m,平均13.7m,動載系數爲1.4,老頂來壓較明顯。