The cartons are well protected against moisture by polythene sheet lining.
纸箱内衬聚乙烯袋防潮效果很了。
The cartons are well protected against moisture by polythene sheet lining.
这些纸盒内有塑料衬里，防潮性能很好。
The non-linear stability problem occurred in the interior steel sheet of a steel-concrete composite bored shaft lining in coal mines is discussed.
本文研究用煤矿钻井法钻凿竖井时钢板-混凝土复合井壁内钢板的非线性失稳问题。
Thus the sesame sheets are directly bagged, packed, boxed and transported without hard lining disks, which reduces the production cost of the sheet-shaped sesame seed candy.
这样就可不用借助硬质衬盘而将麻片直 接装袋包装，并装箱运输。由此降低了片状芝麻糖的生产成本。
Thus the sesame sheets are directly bagged, packed, boxed and transported without hard lining disks, which reduces the production cost of the sheet-shaped sesame seed candy.
这样就可不用借助硬质衬盘而将麻片直 接装袋包装，并装箱运输。由此降低了片状芝麻糖的生产成本。
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