铝支柱可以弯曲的背部形状和节省重量。
The aluminium struts can be bent to the shape of the back or removed for weight saving.
彼得选择适合轻量级夹心舱壁以节省重量。
Peter has chosen to fit lightweight sandwich bulkheads to save weight.
为了节省重量，防止变形，连续珠不建议。
In order to conserve weight and prevent distortion, a continuous bead is not recommended.
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