t-zero n. 〔俄語〕【宇宙空間技術(shù)】(人造衛(wèi)星等的)發(fā)射時(shí)間。
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例句與用法
Zero velocities on the cylinder were satisfied at the node points . 圓柱上速度為零在節(jié)點(diǎn)上滿足。
Zero velocity surface 零速度面
Zero velocity curve 零速度線
Many vendors use the convention of a noteon with a zero velocity to represent a noteoff 許多廠商習(xí)慣使用零速率的noteon來表示noteoff )
Thus , the pressure field is coupled up with the velocity field while keeping zero velocity divergence 擬壓縮項(xiàng)的引入使不可壓方程在滿足速度散度為零的同時(shí)耦合了速度和壓強(qiáng)的變化。
Adopt zero velocity full auto paper receiving mode , end to end butt paper receiving , auto double side stickup connection adhesive tape so as to avoid spoilage of die cutter and dinkey dint of overlapping paper registration 采用零速全自動(dòng)接紙方式,頭對(duì)頭對(duì)接接紙,自動(dòng)雙面粘貼連接膠帶,可避免搭接接紙對(duì)印版的壓傷及對(duì)模切刀具的損壞問題。
When the two objects are at zero velocity , the total energy of the system is zero , because while the rocket ship made of positive matter has gained positive kinetic energy , the ball of negative matter has gained an equal amount of negative kinetic energy 當(dāng)兩個(gè)物體的速率都為零,整個(gè)系統(tǒng)的能量也為零,因?yàn)楫?dāng)正質(zhì)量構(gòu)成的火箭飛船獲得正動(dòng)能時(shí),由負(fù)質(zhì)量構(gòu)成的球體也獲得了等量的負(fù)動(dòng)能。
When the intensity of the laser field is weak , the velocity dependence of the average longitudinal force has the doppler shifted lorenztian resonance . at high intensities , there is a kink and change direction of the light pressure force near the point of zero velocity , the effects of the higher order harmonic light pressure forces become significant 當(dāng)激光場(chǎng)強(qiáng)度比較弱時(shí),作用在原子上的力為洛侖茲型,隨著激光強(qiáng)度的增加,依賴于速度的零階力在零速度附近方向發(fā)生了反轉(zhuǎn),出現(xiàn)了扭結(jié)現(xiàn)象。
The calculated results indicate that maneuvering efficiency of the bow lateral thruster is related to velocity and thruster ' s rotate speed directly , it is the best at zero velocity , and maneuvering efficiency of the bow lateral thruster increase with increasing thruster ' s rotate speed ; the calculated results also indicate that crabbing motion can be operated for large vessels under the main thruster , the bow lateral thruster and the rudder ' s united control 計(jì)算結(jié)果表明側(cè)推器操縱效能與航速及槳轉(zhuǎn)速直接有關(guān),零航速最好,且隨槳轉(zhuǎn)速增高而增強(qiáng);結(jié)果同時(shí)也表明了借助于主推進(jìn)器、首側(cè)推器和舵的聯(lián)合操縱可實(shí)施純橫移運(yùn)動(dòng)。