contamination sampling 污染采样 ; 污染取样
Advantages sof direct sampling are that areas hardest to clean and which are reasonably accessible can be evaluated, leading to establishing a level of contamination or residue per given surface area.
直接取样的好处是可以评估难以清洗和相当容易接近的区域，使得可确定每个给出的表面区域的污染物或残留物的级别。
Method By cotton swab sampling examination of incision wound of laparoscopic operation patients, a survey of contamination condition of laparoscopic operation instruments was carried out.
方法通过对腹腔镜手术病人切口棉拭子采样检测，对腹腔镜手术器械污染情况进行了调查。
SCAR sampling delivers reservoir-representative fluid samples from deep within the reservoir, as samples are collected directly in the flow stream to eliminate contamination caused by dead volumes.
石s CAR采样系统可以采集到深部油藏中代表油藏流体特性的样品，因为样品是直接从流动的流体中采集的，可以避免受到静止流体的污染。
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