province hole 中文意思是什麼

province hole 解釋
構造鉆孔
  • province : n. 1. 省,州;〈pl. 〉 地區,地方; 〈the provinces〉 鄉下。2. 本分;職責;(學問等的)范圍。3. 【宗教】大教區;【羅馬史】(國外)行省;(舊時)英國在北美的殖民地。
  • hole : n 1 洞,穴,孔;(衣服等上的)破洞;傷口;漏洞;窩,坑;水流的深凹處,(河道的)緩流窪。2 (獸的...
  1. The frequency of albinism gene in the andrias davidianus population in the giant salamander hole in xingwen county, sichuan province

    四川省興文縣大鯢洞的大鯢種群中白化基因的頻率
  2. The different drawbacks in the original design and construction of the emergency gate slot of the releasing tunnel of zhelin hydropower station in jiangxi province resulted in the disjunction of most slot corner plates under the parapet walls of two sides of the left hole and the damage of the second - phrase concrete in these slot corner plates, after the gate is closed and under the action of seepage water pressure

    江西省柘林水電站泄空洞檢修門槽,由於原設計和施工均存在不同的缺陷,致使閘門關閉后,在滲透水壓作用下,造成左孔兩側胸墻以下大部分門槽護角板被擠壓脫開,護角板裏面的二期混凝土損壞。
  3. Surface, the easliy wear and tear parts use grinding - resistant material, extruding part use variable cylinder diamethe extruder with compact structuures, transmission gear with hard gear ter detachable pitch, great extruding p0ressure, high vacuum degree, low loading capacity ( electricity - saving more than 25 % than the same product ). it reaches advanced domestic level andcan replace imported items. it is suitable to produce hollow brick with high hole ratio, coal waste rock hollow bricks, shale hollow bricks, prower coal ash hollow - bricks. the extruder won the scienttific and technological progress pride of the lst building material scientific and techniques achievement exhibition in jiangsu province and the golden prize of the mational brick and tile energy - saving lxln achievement

    該機結構緊湊、傳動齒輪均系硬齒面,易損件採用耐磨材料、擠出部分採用變缸徑、變螺距、擠出壓力大、真空度高,裝機容量低(比同類產品節電25 % ) ,性能優于進口同類設備,適用生產高孔洞率空心砌塊、煤矸石、頁巖、精煤灰空心磚及各類高摻入量粉煤灰磚和低塑性原料磚,該機在江蘇省首屆建材科技成果展覽會科技進步獎; 94全國磚瓦節能四新成果展覽會金獎,西安國際博覽會金獎。
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