返針的英文怎麼說

中文拼音 [fǎnzhēn]
返針英文
back stitches

  • : 動詞(回) return
  • : Ⅰ名詞1 (縫衣物用的工具) needle 2 (細長像針的東西) needle like things 3 (針劑) injection; sh...

※中文詞彙返針在字典百科國語字典中的解釋。

  1. In the light of the problems of the air balance system of model lcj1250 chain drive pumping unit, it is proposed to change the air balance with counterweight balance, and three criteria for the modification is put forward : ( 1 ) ensuring the reliability of the unit with smooth operation, low noise and long life ; ( 2 ) cutting down the production cost and using less component parts as possible ; ( 3 ) carrying out modification without such main technical parameters as stroke, pumping speed and maximum polished rod load

    對lcj1250氣平衡式鏈條抽油機存在氣平衡故障率高和現場維修困難等問題,提出將氣平衡改造成工作可靠的重力平衡的方案,並確定了改造的三個原則:一是保證整機的可靠性,使抽油機運轉平穩,振動噪音小,壽命長;二是力求降低生產成本,減少零部件製造,盡可能選用原來的通用件,捨去平衡缸和空氣包等氣平衡附件,在原往架主體上懸掛一個配重箱;三是力求不改變沖程、沖次及最大懸點載荷等主要技術參數。
  2. Abstract : in the light of the problems of the air balance system of model lcj1250 chain drive pumping unit, it is proposed to change the air balance with counterweight balance, and three criteria for the modification is put forward : ( 1 ) ensuring the reliability of the unit with smooth operation, low noise and long life ; ( 2 ) cutting down the production cost and using less component parts as possible ; ( 3 ) carrying out modification without such main technical parameters as stroke, pumping speed and maximum polished rod load

    文摘:對lcj1250氣平衡式鏈條抽油機存在氣平衡故障率高和現場維修困難等問題,提出將氣平衡改造成工作可靠的重力平衡的方案,並確定了改造的三個原則:一是保證整機的可靠性,使抽油機運轉平穩,振動噪音小,壽命長;二是力求降低生產成本,減少零部件製造,盡可能選用原來的通用件,捨去平衡缸和空氣包等氣平衡附件,在原往架主體上懸掛一個配重箱;三是力求不改變沖程、沖次及最大懸點載荷等主要技術參數。
  3. A photo albums of anita mui and leslie cheung with the purchase ! a supernatural love story which begins with a ghost of a courtesan searching the streets of hong kong for her lover of fifty years past

    如花在陰間久候不見振邦,回陽間已是五十年後,找尋情郎仿如大海撈,最後發現當年振邦被救活,竟貪生戀棧,舍棄生死盟誓。
  4. Clause, only one row containing the sum of all sales is returned for each sales order

    子句,因此對每個銷售訂單只回一行銷售總額。
  5. To fulfill the requirement and characteristics of this track, which include paragraph - based and a relevant document supplied by user before retrieval, the rocchio model and vector model are merged to compute relevance between query and document. then, gradient decrease method is used to train the parameters of rocchio model. then, based on the paragraph - level relevance, the sorted documents are returned

    本文對文本檢索大會子項目的要求和基於段落的,用戶查詢時可能提供一篇相關文章的查詢特點,首先將rocchio模型和向量空間演算法結合起來來把握用戶需求並計算文檔與查詢的相關度,再使用梯度下降技術來訓練模型中的參數,最後依據查詢和段落層的相關度,使用基於段落切分的方法回包含用戶查詢最相關文章。
分享友人