英国气象局(Met Office)负责发布冰岛火山灰对飞机构成威胁的气象报告；它使用切尔诺贝利核灾难事故后建成的模型预测火山灰的运动。
Britain's Met Office, which is responsible for advisories on risks to aircraft from Icelandic ash, predicts the movement of ash clouds with a model built after the Chernobyl disaster.
采用代数综合法求得机构输出总位移的均值和方差，建立了机构运动功能可靠性的分析模型。
The algebra synthesis method is used to obtain the expectation and variance of the assemble responses. The reliability model of mechanism motion function can be built.
构建了分纸机构运动反求的数学模型，得到了从动件及分纸吸嘴的运动规律。
The mathematical model for the motion inverse seeking of paper separation mechanism was constructed, and the motion laws of CAM follower and of paper separation suction nozzle were obtained.
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