Archaeologists soon used plastic sheets to cover them for protection.
考古专家随即就用塑料纸覆盖表面作为保护。
These layers are sandwiched between two sheets of glass or plastic.
这些层夹在两片玻璃或塑料之间。
There is also a refill kit sold, with 5 dry-cleaning sheets but no plastic bag.
干洗加盟此外，还有一项充值试剂盒出售，5干洗洗衣机表，但没有塑料袋。
There is also a refill kit sold, with 5 dry-cleaning sheets but no plastic bag.
干洗加盟此外，还有一项充值试剂盒出售，5干洗洗衣机表，但没有塑料袋。
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