相对重量轻
Relatively light weight
以上为机器翻译结果,长、整句建议使用 人工翻译 。
陶瓷内衬复合钢管与钢管、磨合金铸管、铁管和铸石管比较,相对重量轻,便于运输和安装。
The ceramic-lined steel composite pipes are lighter than alloy pipes, cast iron pipes, and cast stone pipes, which reduces the expense of transportation and makes the pipes easier to install.
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