支層衰減 的英文怎麼說
中文拼音 [zhīcéngshuāijiǎn]
支層衰減
英文
cloud attenuation-
Time grew, the adjustment that can bring about pallium again the function is disorder, parasympathetic nerve centre is met " seize the opportunity " come out from the disengagement below the control of pallium, stimulant increase, the alvine path exercise that gets it to control is accelerated, patient occurrence diarrhoea ; this nerve excitement is too long, but because of " fatigue " and ebb gradually and turn to restrain, alvine path muscle also comes down flabbily slowly, peristalsis is abate, the result causes constipation again
時間長了，又可導致大腦皮層的調節功能紊亂，副交感神經中樞便會「乘機」從大腦皮層的控制下解脫出來，興奮性增強，受它支配的腸道運動加快，病人出現腹瀉；該神經興奮過久，可因「疲憊」而逐漸衰退並轉為抑制，腸道肌肉也就慢慢地鬆弛下來，蠕動減弱，結果又引起便秘。By means of similar simulation, lateral abutment pressure distribution and concentration degree which at the face of the upper coal, the distance between peak stress and coal surface, the influence circle of abutment pressure, and the transfer and weakening of concentrated pressure at the bottom side are analyzed on actual geology data in pingdingshan 8th mine f15 and f ( subscript 16 - 17 )
摘要採用相似模擬的方法，以平頂山八礦己二采區己15和己（下標16 - 17 ）煤層實際地質資料為基礎，分析了近距離煤層上煤層開采時，在上煤層采場兩側向的支承壓力分佈及集中程度、峰值距煤壁的距離、支承壓力的影響范圍；一定范圍內底板中集中應力的傳遞及漸衰減特徵。
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