Local conditions, especially the presence or absence of oxygen, affect Biodegradability.地方的情况(特别是有氧或无氧)影响着生物降解.Starch has abundant resources , low price and natural biodegradability.淀粉产量丰富, 价格低廉,具有天然的生物降解性.Biodegradabili...
Some of the best services for the ageing are sponsored by philanthropic organizations.一些一流老人服务机构是由慈善组织资助的。Scientists would soon be able to manipulate human genes to control the ageing process.科学家们很快将能通过操控人类基因来控制衰老过程。A ne...
Objective : To discuss the clinical application of autotransfusion in splenectomy.目的: 探讨脾血回输技术在巨脾切除术中的临床应用.Autotransfusion is mainly divided as three way : predeposit, hemodilite and withdray.自体输血主要分为贮存式 、 收式和稀释式3种方式.Thi...