_____ is the focal point in an opera house?
_____ is the focal point in an opera house?
That is a ______ point in his argument. A: focal B: vocal C: ocal
That is a ______ point in his argument. A: focal B: vocal C: ocal
In the absence of visual cues, the resting focal length of the eye is approximately? （0.5分）
In the absence of visual cues, the resting focal length of the eye is approximately? （0.5分）
Anything that you experience or perceive about your subject can not be the focal point of your descriptive writing.
Anything that you experience or perceive about your subject can not be the focal point of your descriptive writing.
The depth of field depends on ______. A: aperture B: the distance between camera and subject C: the size of the subject D: the focal length of the lens
The depth of field depends on ______. A: aperture B: the distance between camera and subject C: the size of the subject D: the focal length of the lens
A diverging lens(发散透镜) deviates(使偏移) parallel light outward as though it originated at a single virtual focal point(虚焦点).
A diverging lens(发散透镜) deviates(使偏移) parallel light outward as though it originated at a single virtual focal point(虚焦点).
以下哪个发行版本代号是对应 Ubuntu 20.04 的？ A: xenial B: buster C: bionic D: focal
以下哪个发行版本代号是对应 Ubuntu 20.04 的？ A: xenial B: buster C: bionic D: focal
According to Dom, which of the following should be the focal level of analysis? 以下哪一个是鲍达民先生推荐的分析单元
According to Dom, which of the following should be the focal level of analysis? 以下哪一个是鲍达民先生推荐的分析单元
The focal length of the lens is more suitable for shooting close-up portraits is _____. A: 24~105mm B: 24~70mm C: 85~135mm D: 70~200mm
The focal length of the lens is more suitable for shooting close-up portraits is _____. A: 24~105mm B: 24~70mm C: 85~135mm D: 70~200mm
Among the following diseases, which one is the most reliable by ultrasound? A: hemangioma B: focal nodule hyperplasia C: hepatocellular carcinoma D: liver cyst
Among the following diseases, which one is the most reliable by ultrasound? A: hemangioma B: focal nodule hyperplasia C: hepatocellular carcinoma D: liver cyst