分析了仅靠飞轮控制的零动量轮卫星系统的稳定性。
The stability of zero-momentum wheel satellite, only using wheel as the executive component, was analysed.
本文提出一个与常规不同的零动量——偏置动量三轴姿态控制系统的设计方案。该系统由四个斜装的反作用轮组成。
In this paper an advanced design concept of zero-bias momentum 3-axes attitude control system consisting of four skew reaction wheels is presented.
如果你知道在你的实验装置中的原子，它们就必然具有某些动量的不确定性使得这些原子的温度高于绝对零度，不然的话，只有你的实验装置的尺度达到了整个宇宙。
If you know your atoms are inside your experiment, there must be some uncertainty in their momentum keeping them above absolute zero - unless your experiment is the size of the whole universe.
与男性相比，工作压力迫使女性饮用更多的咖啡，食用更多的高热量零食，降低运动量以及增加吸烟量等不良生活习惯。 但面对同样的工作压力，男性与女性的情况却大有不同。
The stress of their jobs makes women more likely than men to drink too much coffee, eat high-calorie snacks and take less exercise than their male counterparts.
同时，日本银行即将为各银行支付盈余公积(surplus reserves)利息——实际是为了赶在利率再次降至零点之前启动量化宽松政策。
Meanwhile, the bank of Japan will start paying interest on Banks' surplus reserves-in effect, allowing quantitative easing to begin before interest rates are again at zero.
公差是零件允许的变动量或给定尺寸允许的总变动。
Tolerance is the amount of variation permitted in the part or the total variation allowed in a given dimension.
零位走动量即瞄准线射击前后变化量，是光学瞄具稳定性定量评价指标。
The variational momentum of the zero position is that the sighting line of object space changing quantity after the fire, is the quantitative evaluation target of the optic aiming device.
结果表明，在经典波包上笛卡尔坐标、动量的平均值为零，而它的平方的平均值随时间变化。
By introducing the rectangular wave packet, we have obtained the mean expectation values of the coordinates, momenta, and the square of these operators.
换句话说，因为没有竖直方向的合力，所以线动量的竖直方向仍为零。
In other words, the vertical component of its linear momentum remains zero, since there is no resultant vertical force.
在零压力梯度下，这个局部的动量损失几乎是一个附加的常量，而逆压梯度则会扩大这种动量损失。
In zero pressure gradient flow, this local momentum loss is Minost an additive constant quantity. On the other hand, adverse pressure gradient results in amplification of this momentum loss.
看来采用自由无阻尼正规模态可保证变形运动的线动量和角动量为零。
The use of the free undamped normal modes is seen to ensure that the linear and angular momenta of the distortional motion vanish.
如果冲量为零，则动量不变。
采用零方程模型和3点动量风口模型，应用计算流体力学软件PHOENICS模拟了某候机厅空调气流组织方案的速度场和温度场。
Simulates the air distribution in an air conditioned airport ball by PHOENICS using zero equation turbulent model and three point momentum draught model.
零角动量的曲线把物质的流动分成两个正角动量区和两个负角动量区。
The lines of zero angular momentum separate the flow into two areas of negative and two areas of positive angular momentum .
为解决微光瞄准镜零位移走动量问题，给出了瞄准镜分划板调节结构。
For solving the zero displacement movement problem of low-level-light (LLL) sight device, the regulating structure of LLL sight device reticle was given.
它的剩余移动量显示功能使用户只要对显示值清零就可快速可靠趋近下一个标称工位。
The distance-to-go display feature allows the user to approach the next nominal position quickly and reliably, simply by traversing to a display value of zero.
提出一种用零序分量做动作量，负序分量做制动量的综合序分量接地距离继电器。
An earth fault distance relay based on the combined sequence components is presented.
提出一种用零序分量做动作量，负序分量做制动量的综合序分量接地距离继电器。
An earth fault distance relay based on the combined sequence components is presented.
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