proper motion [天] 自行 ; 自行运动 ; [物] 固有运动 ; 正常运动
proper motion star [天] 大自行恒星
absolute proper motion [天] 绝对自行
annual proper motion [天] 年自行
reduced proper motion [天] 简化自行
common proper-motion pair 共自行星对于 ; 共自行星对
restricted proper motion [天] 限制性自行
proper motion in declination [天] 赤纬自行
proper-motion membership 自行成员星
A pandemic sets national authorities in motion to implement preparedness plans, identify cases as efficiently as possible, and minimize serious illness and deaths with proper treatment.
暴发大流行要求国家当局行动起来,实施防范计划,尽可能有效发现病例,并通过适当治疗患者,尽可能减少重症病例和死亡人数。
On the basis of analyses over the collision theory, a motion mathematical model of the mixture on the vibration sieve is established with proper assumption.
从颗粒碰撞理论出发,在合理假设的前提下建立物料颗粒在筛面上的运动模型。
High proper motion normally indicates a nearby star, so displaying proper motion labels is a quick way of spotting such stars.
高自行通常表示是一颗近距离恒星,所以显示自行标签是确准此类恒星位置的快捷途径。
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