求翻译：b. modification of ready-made TPV. Mr Zhang will use ready-made EPDM TPV (shore A 60), add oil and SEBS to make a rubber that has close physical properties as that of the good grey spindle. This rubber will be made ready until next Monday, its properties will also be tested by Mr Zhang in Guangzhou. (Mr Zhang has already made one modified TPV ready last Saturday, this sample contains silica. This sample has been sent to Wenzhou, Mr zhang will make spindle samples once he receive it. it's friction property will be tested together with other samples on next Friday.)是什么意思？

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