重心軸性主軸 的英文怎麼說

中文拼音 [zhòngxīnzhóuxìngzhǔzhóu]
重心軸性主軸 英文
central principal axis
  • : 重Ⅰ名詞(重量; 分量) weight Ⅱ動詞(重視) lay [place put] stress on; place value upon; attach im...
  • : 軸Ⅰ名詞1. (圓柱形的零件) axle; shaft 2. (對稱部分的直線) axis 3. (圓柱形的纏繞器物) roller; spool Ⅱ量詞(用於纏在軸上的線以及裝裱帶軸子的字畫)
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 重心 : 1 (事情的中心或主要部分) heart; core; focus; key point 2 [物理學] centre of gravity; barycentre...
  1. If this load centroid is behind the elastic axis of the wing structure, then a nose-down twist of the main wing surface results.

    如果該載荷在機翼結構彈之後,則引起機翼表面前端向下的扭轉。
  2. Beginning with the connotation of chinese, the authors analyses the relationship between speech form and speech content, illustrates the ever - changing form should follow its basic rules. comparing with content, the author thinks speech form has the feature of direct perception, the stability and limitation. thus, chinese teaching based on the form is not only in accord with the law of individual perception and psychological development, beneficial to develop the students " perception structure, but also it " s an important principle, the center of chinese teaching, the main foundations to train the students " language ability

    本文澄清了人們對語文學科的幾個基本概念的曲解和誤會,從語文的內涵入手,科學地界定言語形式和言語內容的概念與關系,並從學習個體認知學習的理發展規律和語文教學自身的內在規律方面尋找理論依據,闡述了言語形式雖是「千變萬化」的,但有其基本規律可循,且此基本規律是「千篇一律」的,與內容相比,具有相對的直觀、穩定和有限,所以,語文教學以言語形式為,既符合學習個體認知學習的理發展規律,有助於學生良好的認知結構的構建,遷移學習能力的形成及認知能力的發展;同時,以言語形式為,又是語文教學的一條要的客觀規律,它是語文教學規律運轉的「」 ,是培養學生言語能力的「抓手」 、語感能力形成的源泉、弘揚人文的依託。
  3. Rigid rotor is unbalancing if its axis of rotation is not uniform with its central principal inertia axis, . unbalance imposes cyclic forces on bearings and shafts, producing vibaration, even damaging machinery

    轉子的旋轉線如果與其中合,則此轉子是不平衡的,不平衡將會在承上產生周期力,引起振動,甚至損壞機器設備。
  4. On one hand, america should strike the international terrorism and prevent the proliferation of massive destructive weapons. america has expressed that it would make pre _ emptive action and prevent attack on some so - called " evil axis ", " rogue country " and so on. on the other hand, america still inherits the ideology of the " cold war " and embeds the challenge from the traditional great nations to guard against and restrain the rise of the regional great nations

    美國從其自身利益出發,對其安全觀進行了深刻的反思,美國本土是否安全的信念開始動搖,美國新找到了全球戰略的對手,美國對當前最危險的敵人與威脅的排名次序發生了變化,美國的對外政策也隨之發生了大調整: 「反恐」成為美國對外政策的中,確保本土「絕對安全」成為美國對外政策所追求的優先目標,美國一方面要打擊國際恐怖義,防止大規模殺傷武器的擴散,表示要對國際恐怖義與所謂的「邪惡」 、 「無賴國家」等進行先發制人的預防攻擊;另一方面,美國依然沿襲冷戰思維,念念不忘防範地區大國的崛起有可能對其構成的挑戰。
  5. In order to get the main character and mechanical property parameter of strength and deformation of steel fiber reinforced lightweight aggregate concrete, we do the experiments of cubic compressive strength, splitting tensile strength, bending strength, elastic modulus and axial compressive strength, and summarize the rule of the mechanical property, gain some significative conclusions, which have great significations for its popularization and application in practical engineering

    為了掌握這種新型材料的要特徵和強度、變形等力學能,本文進行了鋼纖維輕骨料混凝土的立方體抗壓強度、抗壓強度、劈裂抗拉強度、抗折強度和彈模量等試驗研究,並總結出力學能的規律,得到有意義的結論,對今後在工程中的推廣應用有要意義。
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