休克患者补充血容量,一般是先输入扩容作用迅速的(),在输入扩容作用持久的()。必要时进行成分输血或输入新鲜全血。
参考答案:晶体液;胶体液
Schools in China are ________ those in the United States. [ ]
A. differences
B. different from
C. the difference
D: different
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