老大難 的英文怎麼說

中文拼音 [lǎodànán]
老大難 英文
long-standing, big and difficult （problem）
  • 老 : i 形容詞1 （年歲大） aged; 活到老 學到老。 you will never cease to learn as long as you live ; li...
  • 難 : 難Ⅰ形容詞1 （做起來費事的） difficult; hard; troublesome 2 （不容易; 不大可能） hardly possible 3...
  • 老大 : 1 [書面語] （年老） old2 （排行第一的人） eldest child3 [方言] （木船上的船夫） master of a saili...
  1. But, as a method of training ambidextrous technicians, this curriculum is of strong practice, so it ' s difficult for teachers to impress students lively and profoundly only by lectures on the working principle and concrete structures of the machines for pulping & paper - making industry. meanwhile, contents in the traditional teaching materials, which are being used, are behind the advanced technology of the machines in other countries

    然而，制漿造紙機械與設備專業是一門實踐性很強的學科，歷年來存在著講課難、實踐難等老大難問題，課堂上的講解、尤其是對造紙設備的工作原理和具體結構的描述，並不能給學生留下鮮明而深刻的印象；同時，統編教材的內容嚴重落後于當今世界的制漿造紙機械與設備的發展水平，教學效果很不理想。
  2. Drought and soil erosion had long been a major problem.

    乾旱和水土流失一直是個老大難問題。
  3. The deceased old man did not leave a will and the distribution of his property was a gordian knot

    故世的老人沒有留下遺囑，他的財產分配是一個大難題。
  4. In market competition, why some enterprises can talent show themselves off and some can not ? the main different is the management strategy design

    為什麼在市場競爭中有的企業能夠脫穎而出，有的企業則由排頭兵變為治不好的老大難？
  5. You are a difficult case.

    你是個老大難問題。
  6. Jump automobile at bridge end in soft clay area is a difficult problem of highway building over the years

    軟土路段橋頭跳車是公路建設中的一個老大難問題。
  7. Nowadays, there are some problems that lead to inferior quality and low effectiveness in moral education

    摘要學校德育工作中存在著質量與效果偏低的老大難問題。
  8. Questions of intellectual influence and causation are notoriously difficult, especially in the case of an author so far removed in time

    問題的智力影響和因果關系，是個老大難問題，特別是在案件作家如此遠的時候。
  9. In many places there is a problem over intellectual property because of an imbalance of power between copyright and patent holders on the one hand, and the public on the other

    在很多地方，知識產權都是個老大難問題，原因就是版權和專利權所有人和公眾之間權限的失衡。
  10. It throughly solved some long time complicated questions such as high service rate in dc motor, large quantities of maintaining contact type drive controller, high energy consumption of dc locomotive

    徹底解決了直流電機維修率高、換向火花及接觸組火花大、觸頭式司控器維修量大、直流電機車能耗高等老大難問題。
  11. Star granville 2 antivirus software is a green, super fast speed, the use of standardized design of antivirus tools, so bloated from the past, huge, manslaughter and other antivirus software long - standing problem

    星威2殺毒軟體是一款綠色的，速度超級快，採用標準化設計的殺毒工具，因此擺脫了以往的臃腫，龐大、誤殺等殺毒軟體的老大難問題
  12. Abstract : by using early - strength frost - resistant agent in consolidatinganchor bolt, extra early - strength frost - resistant thickener and special technology in shotcreting, the difficulty arising from freezing weather with an ambient temperature of - 10 - 18 was solved

    文摘:介紹在環境氣溫- 10 - 18條件下，採用早強抗凍錨固劑固結錨桿、超早強抗凍粘稠劑和特殊工藝噴射混凝土，使隧道施工支護及時，解決了冬期施工噴錨難的老大難問題。
  13. It possesses not only the self - learning ability and adaptability, but also the function of self - adjusting factors. based on fuzzy set, neural network theory, the fuzzy control model and fuzzy neural network control model of multi variable system are presented. based on the automatic core - welding line of shop floor control system in yangzhou radiator plant computer integrated manufacturing system ( ys - cims / sfcs ), the fuzzy logic theory was applied to the controlling device and established the main heating room fuzzy temperature controller and finally was put into practical use

    本文採用了基於神經網路技術的智能pid控制策略，設計了一類具有自學習和自調整比例因子功能的神經元網路自適應pid控制器的結構及演算法；為解決結構不確定性的復雜多變量系統的控制，基於模糊集及模糊系統、神經網路理論，建立了多變量系統的模糊控制模型及模糊神經網路控制模型；針對揚州水箱廠計算機集成製造系統車間管理與控制系統（ ys - cims sfcs ）中的實際工程問題，設計和開發了散熱器芯子烘焊自動線主烘腔溫度模糊控制器，解決了生產中長期存在的老大難問題，提高了產品質量，降低了單產能耗。
  14. A bigger, though much harder, prize will be immigration

    另一個更為艱苦卓絕的"老大難「問題當屬移民政策了。
  15. But composition teaching is perhaps the " hard nut to crack " in chinese teaching

    而作文教學恐怕又是語文教學工作中的一個『老大難』 。
  16. Mr. zhang zhi - gong once said : " chinese teaching might be regarded as " a hard nut to crack " in the common educational work.

    張志公先生曾說過： 「語文教學在普通教育工作中恐怕算得上一個『老大難』 。
  17. What ' s more, there are still 8 hundred million peasants in china, the impoverished people are mainly living in the countryside, on the basis of our country administrative compartment, most of the provincial boundaries are remote and old liberated area which is all facing the " long - standing " poverty problems

    我國目前還有8億農民，貧困人口主要集中在農村，根據我國的行政區劃，大部分省際交界區域都是邊遠山區、老區，都存在著治貧「老大難」問題。
  18. The big capacityimitate true soft get rid of thoroughly resolved the machine, electronics, spinning, clothing, printing, carpenter etc. manufacturing the profession can ' t use the u dish to read the plait problem of the distance document, soft get rid of to read that the slow problem of dish hases already perplexed many bosses and operates the personnel and maintains for a lot of years, it is a problem with difficult eldest brother of manufacturing industry that personnel be rated as

    大容量模擬軟驅徹底解決了機械、電子、紡織、服裝、印刷、木工等製造行業不能使用u盤讀取編程文件的問題，軟驅讀盤慢的問題已經困擾了許多老闆、操作人員和維修人員很多年，堪稱是個製造業的老大難問題。
  19. Though it has resourceful and central gold mine, because of lack of uniform planning, consequently, not only could the gold resources become the advantage in large - scale production, but result in the serious administrant confusion

    小秦嶺地區金礦資源豐富，分佈集中，但由於缺乏統一規劃，不僅未能形成大規模生產的優勢局面，還造成了嚴重的資源管理混亂，成為我國礦業秩序混亂的老大難地區。
  20. The problem of delivery of cargo without original bills of lading has been with us for a long time. we all know the risk and severe consequence of delivery of cargo without original bills of lading, but it is still necessary in shipping practice now

    無單放貨，作為一個長期困擾航運與海事司法界的「老大難」問題，大家都知道其問題的嚴重性與高風險性，但在實務操作中又確有其必要性。
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