水頭落差 的英文怎麼說

中文拼音 [shuǐtóulàchā]
水頭落差 英文
head fall
  • 水 : 名詞1 （由兩個氫原子和一個氧原子結合而成的液體） water 2 （河流） river 3 （指江、河、湖、海、洋...
  • 落 : 落名詞[方言] （北方對蓮花落的俗稱） a kind of folk song
  • 差 : 差Ⅰ名詞1 （不相同; 不相合） difference; dissimilarity 2 （差錯） mistake 3 [數學] （差數） differ...
  • 水頭 : waterhead; head; flood peak水頭落差 head fall; 水頭坡降 water table gradient
  • 落差 : 1 （水位的差數） drop2 （蓄水高度） head3 fall head; [地質學] throw; drop height; falling head落...
  1. The gabled brick, tile, and freestone houses had almost dried off for the season their integument of lichen, the streams in the meadows were low, and in the sloping high street, from the west gateway to the medieval cross, and from the medieval cross to the bridge, that leisurely dusting and sweeping was in progress which usually ushers in an old - fashioned market - day

    那些帶有用磚砌的山墻和蓋有屋瓦的石頭房子，外面的一層苔蘚已經因為乾燥的季節差不多曬干脫落了草場上溝渠里的水變淺了，在那條斜坡大街上，從西大門到中古十字路，從中古十字路到大橋，有人正在不慌不忙地清掃大街，通常這都是為了迎接舊式的集市日子。
  2. The restriction factors are lack of government and policy support, the small production scale, the low degree of farmer ' s organization, the construction of industrialization management scheme was weak, internal mechanism was needed to be improved, the proportion of breed was inconsequence, low utilization ratio of resource, low research level, behindhand production technique, low science and technology content of produce, trade was lack of self - discipline, competition without orders, low level of marketing and currency, the market system was not healthiness, the scales of leading enterprises were small, so they were short of ability of bringing along others

    當前制約菏澤市牡丹產業發展的主要因素是政府行為不規范、支持力度不夠;生產規模普遍較小，農民組織化程度低，產業化經營組織建設還很薄弱，內部機制有待完善;牡丹品種結構不合理，資源利用率低;科研水平低，生產技術落後，產品科技含量低;行業自律性差，無序競爭嚴重;產品營銷、流通水平低，市場體系不健全;龍頭企業弱小，帶動能力不強。
  3. The control system of mould level is crucial to improve the slab quality in the continuous casting process, pid controller is used in the traditional mould level control, and it has some defaults, such as : at the start - up or finishing period of casting or during the changeover of tundish, pid control has a bad effect, its overshoot is large and its transient time is long ; the erosion of the tundish stopper and the submersed nozzles lead to the accuracy of control become bad ; the abrupt falloff of block in the submersed nozzles makes the level acutely fluctuate, and pid control can not overcome the disturbances resulted from the change of casting speed

    結晶器液位控制系統是提高連鑄產品質量的關鍵環節，傳統的連鑄機液位控制方法採用常規的pid控制，存在如下不足：開始、結束澆注和換中間罐澆注時，控制效果差，超調量大，過渡時間長；塞棒頭和浸入式水口被腐蝕后引起控制精度差；浸入式水口堵塞物的突然脫落所引起的液位劇烈波動；無法克服拉速波動引起的擾動。
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