两道箍
Double band
以上为机器翻译结果，长、整句建议使用 人工翻译 。
罐状货物在纸箱里，外面加两道箍。
The canned goods are to be packed in carton with double straps.
youdao
罐装货物装在纸箱里，外面再加两道箍。
The canned goods are to be packed in cartons with double straps.
根据压力影响高度，即可计算上下两道环箍之间的合理距离。
The reasonable hoop distance can be obtained according to pressure influence height.
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