Knowledge: why is the stone cage net pad pad, pad type engineering components because it is the length and width of its thickness is far less than the stone cage nets.
知识：护垫为什么叫石笼网护垫呢，因为是其厚度远远小于石笼网箱的长度和宽度的垫型工程构件。
Knowledge: why is the stone cage net pad pad, pad type engineering components because it is the length and width of its thickness is far less than the stone cage nets.
知识：护垫为什么叫石笼网护垫呢，因为是其厚度远远小于石笼网箱的长度和宽度的垫型工程构件。
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