Observer recordings of cloud cover from boats are often taken by sailors who are not specialists in the field, and can be very subjective.
船上观测员的云层记录往往由船员担任，而他们不是这一领域的专家，观测难免很主观。
Other observer groups were also severely restricted in the number of people they were able to field in the south.
其他监督小组也由于人员有限，也无法对南部地区进行实地监督。
Some schools may cut back on field trips. (News &Observer, North Carolina)
一些学校可能会消减实地旅行活动。
No outside observer knows for sure when China decided to improve its capabilities in this particular field.
但外部的军事观察家并不确切的知道，从何时中国开始决定提升他在这方面的精确能力。
With mathematical definition of increment function observer is based on nonlinear controlled system, so application of observer can be able to extend nonlinear control field.
由于增量式函数观测器的数学定义是建立在非线性受控系统的基础上，因此，观测器的应用便可扩展到非线性控制领域。
The ground reflection and attenuation must be properly accounted for in order to use the source spectrum measured at the site of the observer to predict the actual source spectrum in the free field.
为利用观察点处实测声频谱来预估实际声源自由场频谱特性，必须适当地计及地面反射和衰减效应的影响。
This paper presents an adaptive sliding-mode observer for speed-sensorless field-oriented control of induction motors.
介绍了用于异步电动机无速度传感器的磁场定向控制的一种自适应滑动模式观测器。
The small sensor signature of an observer means that the drone does not have to drain its energy in order to maintain the field over long periods.
传感器的精巧细小也使得它们能够节省出足够的能源来长时间维持隐形力场。
To an observer free of plate motion, ITRF velocity field is approximate.
对于不随板块运动的观察者，ITRF的速度场是近似的。
The Moon is nearly inexhaustible text field for the abilities of an observer and for the quality of his instrument.
月球几乎永远是检验观测者能力和望远镜质量的理想场所。
The Moon is nearly inexhaustible text field for the abilities of an observer and for the quality of his instrument.
月球几乎永远是检验观测者能力和望远镜质量的理想场所。
应用推荐