A spin polarizer is a device that allows atoms of only one definite spin orientation to pass through it . 自旋偏振器是这样一种装置,它只允许具有某一确定自旋取向的原子通过。
If the orientations of driving elements are reversed then it is necessary to change a sign in their terminal relations . 如果驱动元素的定向取反了,就必须在它们的端子关系中改变符号。
He had risen to leadership of a party still essentially upper-class in its orientation if no longer in its composition . 他领导的党从方针上(如果不再从成分上)说的是以上等阶层为主的。
If the magnet ends up at the same location and in the same orientation as it started out, no work is done . 如果这根磁棒在运动结束时和运动开始时具有相同的位置和相同的取向,则没有做功。
The transition from ferromagnetism to paramagnetism involves a transition from ordered to disordered orientations of electron spins . 由铁磁性转变为顺磁性涉及到电子自旋的取向由有序向无序转变。
To define stress, we need an area element of arbitrary size and orientation without insisting that it have any particular shape . 为了定义应力,需要利用一个大小和方向任意而形状无特殊要求的面元。
The infrared dichroism of a particular vibration of known origin has been used to give valuable information about molecular orientation . 已知基因特有振动频带的红外二色性,可以提供分子定向的有价值资料。
Likewise, diffusion-controlled processes such as gas permeability are all dependent, to some extent, on molecular orientation and crystallinity . 同样,扩散控制诸如透气在一定程度上取决于分子排列和结晶度。
The orientation of the principal stresses relative to the directions of the polarizer and first quarter-wave plate is of course immaterial . 主应力相对于起偏镜和第一个四分之波片方向的方位,当然是无关紧要的。
The saturn guidance and control systems are designed to provide the proper trajectory and attitude orientation for the vehicle over a range of expected missions . 土星的导引和控制系统的设计能使飞行器在规定的任务范围内提供合适的弹道和姿态方位。
a course introducing a new situation or environment 同义词:orientation course,
the act of orienting
a person''s awareness of self with regard to position and time and place and personal relationships
a predisposition in favor of something; "a predilection for expensive cars"; "his sexual preferences"; "showed a Marxist orientation" 同义词:predilection, preference,
an integrated set of attitudes and beliefs
position or alignment relative to points of the compass or other specific directions