付款是必需的与标本对于您的测试被处理。

Payment is required with specimen for your test to be processed.

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此外，据我们了解，根据合同，付款担保的条件是必需的。

Furthermore, we understand that, according to the conditions of the contract, a payment Guarantee is required.

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此外，据我们了解，根据合同，付款担保的条件是必需的。

Furthermore, we understand that, according to the conditions of the contract, a payment Guarantee is required.

youdao