Titlebook: ;

情节剧

https://doi.org/10.1007/978-3-030-85969-5artificial intelligence; collaborative activities; collaborative learning; collaborative networks; e-lea

Gobble

The correction of a bleeding defect, or if the intravasal pressure becomes lower than the pressure outside the bleeding vessel. In smaller vessels, vasoconstriction upstream of the bleeding point will tend to equalize the intra- and extravascular pressure and so will the opening of arterio-venous shunts in the critical area, or a fall