drift section 中文意思是什麼

drift section 解釋
巷道斷面
  • drift : n 1 漂亮;(潮流的)推進力。2 漂流物;吹積物;堆積物;【地質學;地理學】冰磧,漂礫。3 傾向,趨勢...
  • section : n 1 (外科、解剖的)切斷;切割;切開。2 【外科】切片,【金相】磨石。3 (果子的)瓣。4 【數學】截...
  1. The constructional technology in tunnel of great section wind drift sand

    公路大斷面風積砂隧道施工技術
  2. The research test of this discussion as follows : making investigation and research to overseas related materials ; make investigation to built highways in desert areas, dozens of routes and nearly 100 road sections have been surveyed, among them two highways have been taken as the chief investigation objects, they are " 210 national highways - first grade highways from bao tou to dong sheng " and " the section of nei meng a la shan meng s307 from shang de to meng gen " ; the relationship between windblown sand drift and the roadred height wind tunnel test ; make investigation to the tested road sections and subengineerings then make statistics and study according to the test outcome ; the stability analysis of different roadbed height ; the analysis of roadbed economy

    本課題的研究工作包括:對國外相關資料的調研分析;對已建沙漠地區公路進行調查、觀測了十余條線路,近百段路段,以『 210國道包頭至東勝一級公路』 、 『內蒙阿拉善盟s307尚德至孟根段』為主要調查對象;風沙流路基高度的關系、風洞試驗;對調查路段及依託工程調查、觀測結果統計研究;不同高度下路基穩定性分析;路基經濟性分析;按照沙丘類型及公路等級提出路基合理高度推薦值。
  3. ( 2 ) the fishing gears in hejiang section were divided into drift trammel net, set longline and jig according to the fishery status in hejiang section. " number of fishing boat day " was selected as the unit of fishing effort. the annual catch of the four kinds of fishing gears was get from multiplying catch per unit effort ( cpue ) by fishing effort

    ( 2 )根據合江江段的漁業現狀,將該江段的漁具分為三層流刺網、餌釣、滾鉤和其它偶見漁具四類,以「船?天」作為捕撈努力量的單位,用單位捕撈努力量漁獲量( cpue )乘以年捕撈努力量分別得到這四類漁具的年漁獲量,並將這四類漁具的年漁獲量相加估算出合江江段1999 - 2002年的漁獲量分別為104563 . 464kg 、 65564 . 231kg 、 123684 . 966kg和107285 . 272kg 。
  4. The software of analysis method of multi - armed caliper log imaging has been developed, and the on - site applied results show that the software can get the casing maximum drift diameter and effective drift diameter and simultaneously give the caliper hoop extension graph and cross section graph in arbitrary depth which can diagnose the sort and degree of casing deformation

    摘要研製了多臂井徑成像測井解釋方法軟體,現場應用結果表明:運行該軟體可以解釋得到套管最大通徑、有效通徑;同時給出任意深度井徑周向展開圖、橫截面圖,進而可判斷套變的種類和程度。
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