v.進(jìn)動(dòng)；旋進(jìn)；按歲差向前運(yùn)行

The poles of the Earth precess at a right angle to the force that is applied. 地球的兩極按照施加的力的大小以正確的角度不斷地步進(jìn)。

As two clocks precess in phase, problems may occur at only one phase relationship. 兩個(gè)時(shí)鐘產(chǎn)生相位，問(wèn)題也許就出現(xiàn)在相位關(guān)系上。

HAP had relations with corma age inhospital time basic diseases and medical care precess. 感染與昏迷程度、年齡、住院時(shí)間、基礎(chǔ)疾病及醫(yī)療操作有一定關(guān)系。

The results indicat that the reaction mechanism is a complicated precess and reaction products contain alkanolamide, alkanolamide ester. 研究結(jié)果表明,該反應(yīng)是一個(gè)復(fù)雜的反應(yīng),既可生成酰胺單酯和雙酯,又可生成醇胺單酯和雙酯。

In each of our ensembles, the 10 billion or so excited electrons have a range of velocities and therefore precess in a variety of ways. 在我們每一個(gè)樣品中，大約含有100億個(gè)激發(fā)態(tài)電子，由于速度并不一致，進(jìn)動(dòng)方式也各有不同。

n.先行；[物]進(jìn)動(dòng)；（分點(diǎn)）歲差