Sampling (refers to individual sampling and does not involve quality inspection) refers to the selection of representative samples from the cabin, shore tank or pipeline according to the relevant standards as required by the customer。

Sealing sample generally means that the sample is sealed after sampling to prevent the sample from being damaged, lost or replaced in the process。

Sample delivery generally refers to the acceptance of samples sent by customers to the designated laboratory。


State-owned central enterprises violate the eight provisions of the central mental problems

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