precessional meaning in Chinese

岁差的，因岁差而导致的

To obtain an accurate measure of the precessional rate one has to attenuate the signal proportional to torquing current by cosβ .
为了准确测量进动角速度，必须使与加矩电流成比例的信号衰减cos倍。
Once they lock in ( which i see in about 3 - 4 years ) , as we reach the fulcrum in the precessional cycle , they will then seek a rooting , and there will be a period of equalization or balance
以前它们是锁闭的（我们进入尚需3 - 4年），当我们到达岁差周期运动的支点的时候，它们开始寻找固定的场所，将有平等和平衡的一段时期。
When this precessional wobble brings the northern continents nearest the sun during the summertime , the atmosphere gets a notable boost of methane from its primary natural source ? the decomposition of plant matter in wetlands
当岁差的晃动让北半球陆地在夏季与太阳距离最近时，大气中的甲烷会明显上升；而自然界中甲烷的主要来自于湿地植物的分解作用。