The joining of a composite hinge and front spar will be demonstrated.

展示了复合材料绞链和前梁的焊接。

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Each of the wing panels extends forward of the front SPAR and aft of the rear SPAR.

每个表面板材从前梁的前面延伸到后梁的后面。

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Stress corrosion cracks, have been reported on the front and rear SPAR upper chords (Fig. 1, Section A-A).

报告称，应力腐蚀裂纹会产生在前后梁上缘条(图1,A - A段)。

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Mr Hamilton said the device was found on the footpath in front of the Spar shop after the fire service attended the blaze there at 03:00 GMT.

BBC: West Belfast bomb alert