污水色度的测定一般采用稀释倍数法，该方法在用人眼判定稀释后的水样是否接近无色时容易引起误差。
The method for determine sewage's chroma is method of dilution multiple. It's easy to bring in error when using eyes to determine the diluted sample is whether achromatism or not.
在这次拍卖会上的明星拍品中，有一件是12英寸的爱马仕柏金（HermèsBirkin）哑光喜马拉雅鳄鱼皮手袋，它采用白金配件，镶嵌着245颗F级无色钻石，重量接近10克拉。
One of the auction's stars was a 12-inch Hermès Birkin matte Himalayan crocodile handbag, with white-gold hardware set with 245 F-color diamonds weighing close to 10 carats.
在这次拍卖会上的明星拍品中，有一件是12英寸的爱马仕柏金（HermèsBirkin）哑光喜马拉雅鳄鱼皮手袋，它采用白金配件，镶嵌着245颗F级无色钻石，重量接近10克拉。
One of the auction's stars was a 12-inch Hermès Birkin matte Himalayan crocodile handbag, with white-gold hardware set with 245 F-color diamonds weighing close to 10 carats.
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