Inside diameter of fitting should match inside diameter of pipe as specified by purchaser.
Inside diameter of fitting should match inside diameter of pipe as specified by purchaser.
如果购买者要求，连接件的内径应该适应管道的内径。
Inside diameter of fitting should match inside diameter of pipe as specified by purchaser.
如果购买者要求，连接件的内径应该适应管道的内径。