在发布会现场，乔布斯发布能够录像并直接上传到YouTube新款iPod nano，该产品将会与网络设备公司思科生产的Flip照相机竞争。
On stage, he announced a new iPod nano that is able to record video and upload it directly to YouTube, competing with the Flip camera by network gear company Cisco.
根据日食专家、国家地理杂志授权人詹·帕萨扣夫的提示，观测者也可以通过制作小孔照相机的方式来观测日食的现场影像。
Observers can also look at live images of the eclipsed sun by making simple pinhole cameras, according to eclipse expert and National Geographic grantee Jay Pasachoff.
色彩平衡—照相机如何能真实再现场景色彩；错误的闪光将导致色彩褪色或不自然。
Color BALANCE - how a camera reproduces the colors of a scene; using the wrong lighting can cause the colors to appear washed out or unnatural.
方法按照相关的法律法规，采用现场调查、检查表法、采样检测及定性、定量分析等方法，评价职业病危害程度和防护措施的效果。
Methods According to the related laws and regulations, the methods of field investigation, checklist, sample detection, quantitative classification and comprehensive analysis were applied.
方法按照相关的法律法规，采用现场调查、检查表法、采样检测及定性、定量分析等方法，评价职业病危害程度和防护措施的效果。
Methods According to the related laws and regulations, the methods of field investigation, checklist, sample detection, quantitative classification and comprehensive analysis were applied.
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