普通分度頭 的英文怎麼說

中文拼音 [tōngfēntóu]
普通分度頭 英文
plain dividing head
  • : Ⅰ形容詞(普遍; 全面) general; universal Ⅱ名詞(姓氏) a surname
  • : 通量詞(用於動作)
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 普通 : common; general; ordinary; plain; honest; private; trile; average
  1. Along with the progress of drilling technology, many new types of bha such as steering motor assembly, dropping assembly with eccentric bend sub, dropping assembly with flexible connection are developed based on common building, dropping and holding assemblies. for using these bha, a new mathematical model is put forward for 3d static analysis of these types of bha under small deflection. and its weighted residual solution is given. the mathematical model includes ( 1 ) differential equations ; ( 2 ) boundary conditions at drill bit, stabilizer, bend angle, diameter change, tangential point and borehole wall ; ( 3 ) lateral forces and deflection angles of bit. the software based upon this method runs well

    為了更好地應用各種新鉆具,建立了適用於對下部鉆具、導向鉆具、帶偏心彎接和柔性接的下部鉆具進行三維小撓靜力學析的數學模型,包括( 1 )微方程; ( 2 )鉆、穩定器、彎角、變截面、切點和井壁的邊界條件; ( 3 )鉆的側向力和鉆轉角.給出了該模型的加權余量解.用該方法編寫的軟體應用效果良好
  2. The paper includes four sections followed here : the first section studies the modeling of signals of pulse doppler radar seeker, and establishes a radar signal simulation model, including radar emitting signal model, receiving signal model, receiving echo signal model, clutter model, noise model, sum channel directional pattern of antenna model, difference channel directional pattern of antenna model, sheltering model, rcs model, glint noise model, etc. the second section studies signal processing of pulse doppler radar seeker, and establishes radar signal processing mathematical model and data processing mathematical model for simulation, including windowing, doppler filtering, envelope demodulation, pdi, cfar, centering, velocity tracking, angle tracking, a - b filtering, etc. the third section studies the modeling of modified proportion guiding, and establishes guiding model, then dynamic simulation results is provided

    論文的主要工作包括四部:第一部研究了脈沖多勒雷達導引的信號建模問題,建立了雷達信號模型,主要包括:發射信號模型、接收信號模型、目標回波信號模型、雜波模型、噪聲模型、和差道天線方向圖模型、遮擋因子模型、接收機噪聲模型、目標雷達截面積統計性模型、目標角閃爍模型等。第二部研究了脈沖多勒雷達導引的信號處理模式,建立了信號和數據處理模型,主要包括:加窗和多勒濾波、包絡檢波、檢波后積累、頻域cfar處理、速定心、速跟蹤、角跟蹤、 ?濾波等,然後給出了信號處理流程。
  3. After thoroughly analyzing the influence of each pump parameters on the gear pump performance, the paper developes the criterion for optimum gear parameters, which can be utilizied in practice easily for gear manufacturing using normal involute gear hob with two - fillet type. the conclutions studied by the paper are : 1. both the addendum coefficient and the deddendum coefficient of the pump gear should be 1. 125

    以目前國內遍使用的雙圓弧全齒高為2 . 5倍模數漸開線標準滾刀作為泵齒輪的加工刀具,過對齒輪加工原理的析,提出了欲使泵齒輪參數達到最佳,泵齒輪的齒頂高系數和齒根高系數都為1 . 125 ;對變位系數的確定應考慮到泵齒輪的根切、齒頂厚、重合以及側隙因素;泵齒輪為避免過渡曲線干涉,必然要存在根切現象。
  4. The results showed that, the comfort rates of common sleeper bus on three and four class roads are fourth and fifth grade at average. the weighted accelerations on the back part of the advanced sleeper bus on highway is between 0. 50 ~ 0. 68m / s2, its comfort is 3 class degree ; the weighted vibration acceleration of train ' s in the beneath soft berth on plain main line is 0. 5 ~ 0. 6m / s2, and the comfort degree is 3 class ; the upward berth vibration comfort is 2 class

    數據析表明,公路臥鋪客車在三、四級公路上的臀一頻率計權加速值在0 . 50 - 1 . 30in / sz之間,舒適等級主要為4 、 5級;在高速公路上高檔公路臥鋪客車的後部下鋪的臀一頻率計權加速值在0萬。
  5. This rare magic wood is as hard as normal wood but very light

    黑木:這種稀有的魔法木的硬雖然與木材並無二致,但卻十光亮。
  6. Technology of non - damage test for concrete intensity is extensively applied in project testing, as a precise and direct approach. accordingly, the test in this essay makes use of average concrete samples made up of commo - n raw material in boutou, and adopt comprehensive method of ultrasonic elasticity to test the concrete used within one year in boutou. through the regression analysis, we get the regression equation of anti - intensity of these two materials under the given conditions. according to the result, we establish the accurate curve line for comprehensive method of ultrasonic elasticity and provide practiced and non - damage testing approach and calculating method for concrete intensity test and reference for testing staff concerned

    混凝土強無損檢測技術作為一種簡便快捷準確的測強技術在工程檢測中得到了廣泛的應用,鑒於此,本次試驗過採用包地區常見原材料製成的一定批量常見齡期的不同種類(指混凝土試塊中的粗骨料、混凝土強等級不同)混凝土標準試塊,採用回彈?超聲綜合法對包地區齡期不超過一年的現場混凝土進行了大量的試驗,並利用回歸析,給出兩種骨料混凝土在相應測強條件下的立方體抗壓強回歸方程,根據實驗結果建立包地區精較高的混凝土回彈?超聲綜合法基準測強曲線,為實際工程的混凝土現有強評定提供簡單易行的無損測試方法和計算方法,供有關檢測人員參考使用。
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