It also analyzes stress condition of two important components of the device, dipperhandle and boom, supplying load basis for subsequent static analysis.
分析了机构中两个重要部件斗杆与动臂的受力状况，为后续静力学分析提供荷载依据。
2
And notice that Polaris marks the tip of the handle of the Little Dipper.
留意点就会发现北极星就位于小熊座在手柄位置的末端。
3
Look for Big Dipper, spoon of form at first, lengthen fivefold with two interval of star, spoon of handle, can find the north star on this straight line.