scalar acceleration 中文意思是什麼
scalar acceleration
解釋
加速度標量- scalar : n. 【數學】數量；標量，無向量；實量；純量 （opp. vector ）。adj. 1. 梯階狀的，分等級的。2. 【數學】數量的；標量的；無向量的。3. 【生物學】＝scalariform.
- acceleration : n. 1. 加速；促進。2. 【物理學】加速度；變速。3. 【教育】加速升級。
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Cosmologists already ascribe cosmic inflation, and perhaps the dark energy ( distinct from dark matter ) that is now causing cosmic acceleration, to scalar fields
關于宇宙暴脹，以及引發宇宙加速膨脹的暗能量（有別于暗物質） ，宇宙學者已經將之歸因於純量場。 -
Airborne gravimetry is applied to rapidly get extensively and precisely well - distributed information of the earth gravity field in order to meet the needs of geodesy, geophysics, oceanography, exploration, space - science and the other fields. airborne gravimetry includes scalar airborne gravimetry and vector airborne gravimetry. scalar airborne gravimetry is used to get the value of the gravity acceleration, and vector airborne gravimetry can get not only the value but also the direction of the gravity acceleration
它可以快速獲取精度良好、分佈均勻、大面積的地球重力場信息，而且能夠在一些難以實施地面重力測量的特殊地區如沙漠、冰川、沼澤、原始森林等進行作業，從而能夠滿足大地測量學、地球物理學、海洋學及資源勘探等學科和領域對地球重力場信息的需求，並能為空間科學提供強有力的地球重力場保障。 -
Recent activities for the airborne scalar gravimetry are summarized in this paper, they includes five aspects, viz. improvement of traditional airborne scalar gravity systems, development of new system concepts, optimization of acceleration deriving from dgps, optimization of filtering and estimation methods, and the application of airborne gravity data in various mapping and exploration applications
本文概述了航空標量重力測量的研究現狀及發展動態，傳統航空重力測量系統的改進，新型系統方案的研究，從gps中導出加速度的理論和方法，濾波和估算方法及航空重力數據的應用等五個方面的重要研究成果。 -
In the aspect of the time - optimal control algorithm, with the special trajectory, a method for seeking scalar velocity bound curve and scalar acceleration limit has been proposed, which fully considered the dynamics nonlinear
在機器人時間最優控制演算法方面，提出一種在特定軌跡約束下尋求標量速度邊界曲線和標量加速度極限分佈的方法，其充分考慮了機器人動力學的非線性因素。 -
By analyzing the scalar velocity bound curve and combining distribute of acceleration limit, a time - optimal control algorithm was designed. the results of experiments show it can make full use of the capacity of motor while realizing the stability and positioning accuracy of system, solving the problem of time - optimal control
通過對標量速度邊界曲線的分析，結合加速度極限分佈情況，設計了一種在特定軌跡約束下機器人時間最優軌跡規劃演算法，以在保證系統穩定性和定位精度的前提下，充分發揮電機的性能。
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