箭頭系統 的英文怎麼說
中文拼音 [jiàntóuxìtǒng]
箭頭系統
英文
the arrow system-
In this thesis, based on pershing ii surface to surface missile, a new kind of ballistic missile was designed with an additional rocket engine, which can be ignited twice. firstly, aerodynamic computational models of missile body and warhead which reentry with supersonic are built according to the task requirements ; secondly, the propulsion system model of missile is built whose first two stages are solid rocket engines and the third stage is liquid - solid combined rocket engine. the nozzle and the shape of the engine are designed to meet the needs of the populsion project ; thirdly, the trajectory model of the mass point is built and a wavy trajectory is designed & optimized ; finally, the ability of a missile ' s breaking through defence is analyzed
以美國潘興導彈為原型，增加可兩次點火的末級發動機，改裝成具有跳躍能力的地地彈道導彈；首先，根據任務需求，建立了導彈的氣動模型，並建立了彈頭再入時高超聲速氣動模型；其次，建立了導彈推進系統模型，前兩級採用了固體火箭發動機，第三級採用了固?液組合火箭發動機，並在總體方案要求下，對發動機噴管和外形進行了設計；第三部分，建立了導彈質點彈道模型，設計了一條跳躍式彈道，並對跳躍式彈道進行了優化設計；最後，對導彈進行了突防能力分析，從分析的結果可以看出，跳躍式彈道的突防能力比常規的拋物線彈道要強。The removal of a neutron from the system is indicated by the head of an arrow.
用箭頭表示一個中子從這個系統中的移動。Carefully clear inlet piping system of foreign matter and mount regulator with the flow arrow pointing in the direction of flow
小心清洗進口管道系統的外來物質，安裝調節閥時要使得水流箭頭指向水流方向。Figures describing the functional activity are named as activity figures. the activities are shown by cases, and affairs dealt with by the system are shown by arrows. idef modeling method, a model technique for semantic data, is used to describing the relation between information and forming cims information model
描述功能活動的圖形稱為活動圖形，盒子表示活動，箭頭表示由系統處理的事件； idef _ 1建模方法是一種語義數據模型化技術，用以描述信息關系，建立cims信息模型。Ferrari ' s brake cooling system has two main parts - an inner drum ( in yellow ) where cool air ( blue arrows ) enters, and an outer part where heat from the brakes ( red arrows ) is expelled
法拉利的煞車冷卻系統包含兩個部份，一個讓冷空氣（藍色箭頭）進入的內部煞車鼓（黃色部份） ，外側部份則是用來排出煞車所產生的熱氣（紅色箭頭） 。If you were collecting requirements for a weather forecasting system and a stakeholder told you that the system should be able to ". display wind speed and direction at various heights in the atmosphere over a 200 square mile area, using standard arrows with little tails, " you would need to dig deeper
如果你正在為一個天氣預報系統收集需求，涉眾之一告訴你系統應能「用標準的帶小尾巴的箭頭顯示200平方英里的一塊區域之上大氣層不同高度的風速和風向」 ，你就需要深度挖掘一下。To enter the e - channel is simple. people just have to insert their smart identity cards with the side bearing the arrow and chip into the card reader. the system will take a while to perform mutual authentication with the smart identity card key
E -道操作簡單，市民只須在e -道前將智能身份證有箭頭及晶片一方插入閱讀器，稍等一會，以便系統與身份證的密匙互相認證。分享友人