Also, all the plastics solution meets the demand for network cost saving, since it offers continuous runs up to 200 m without joints and does not need expansion devices.
更何况，全部采用塑料管符合节省费用的要求，因为它可以连续铺设200米而不用接头和膨胀装置。
Also, all the plastics solution meets the demand for network cost saving, since it offers continuous runs up to 200 m without joints and does not need expansion devices.
更何况，全部采用塑料管符合节省费用的要求，因为它可以连续铺设200米而不用接头和膨胀装置。
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