magnetic variation chart 磁偏差海图 ; 磁经偏差图
Chart of Equal Variation 等磁差曲线图
Variation control chart 推移控制图
process variation trajectory chart 工序波动轨迹图
chart geomagnetic variation 赤道带地磁变化
By using provided diagrams or computer program one could easily draw out the evaluating chart of vehicle velocity variation together with oil consumption along a given highway line.
采用本文提供的曲线图或电算程序，易于绘出某一给定公路沿线行车速度和燃油消耗变化的曲线图。
The variation in life satisfaction between countries is huge (see chart).
各国之间的生活满意度变化巨大(如图所示)。
Storm track is associated with tracks of cyclones and anticyclones in daily synoptic chart, thus it may impact weather change and short-term climate variation.
风暴轴与每日天气图上的气旋和反气旋路径紧密联系，对天气演变、天气预报和短期气候预测具有重要的指示意义。
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