The person performing the piercing disposes of the needle in a special container so that there is no risk of the needle or blood touching someone else.
穿刺后手术针被穿刺者妥善放入特殊容器中，以免他人被刺到或沾染血液的危险
A small vial or container with a little water in it is one way of showing how much blood will be withdrawn.
一个小瓶子或装上少量水的容器是一种显示多少血将被抽的方法。
Marx et al have described this process. One hundred and fifty milliliters of whole blood is drawn into a citrated container.
Mart等人对这个过程进行了描述：150毫升全血被吸入枸橼酸容器。
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