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【多选题】
下列哪项符合含因子VIII抑制剂血浆的检验结果A.
APTT延长不被正常血浆所纠正
B.
因子Ⅷ:C、Ⅸ:C、Ⅺ:C水平正常
C.
延长的STGT不被正常血浆和正常血清纠正
D.
复钙时间延长不被正常血浆纠正
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皮皮学刷刷变学霸
举一反三
【单选题】Helmholtz free energy is a thermodynamic potential that measures the useful work obtainable from a closed thermodynamic system at:
A.
A constant temperature and pressure
B.
A constant temperature and volume
C.
A variable pressure and variable temperature
D.
None the above
【单选题】化学危险品试剂的管理不包括以下哪种方式
A.
易燃易爆试剂与易产生火花的设备应隔离放置
B.
金属氧化剂要置阴凉处放置
C.
压缩气体和液化气体要避免日晒,不能放置在热源附近
D.
易燃品的库房应通风散热、阴凉干燥,并有防热降温设施
E.
有毒物品可存放在开放的试剂柜中,需要时可随时取用
【简答题】The work obtainable equals that expended. (定语词序调整)
【简答题】危险化学试剂一般包括___________、__________、___________、___________、_____________、____________等
【简答题】材料1：华西集团董事长吴仁宝认为，中国加入世贸后，国内国际市场形势将有较大变化，为此华西的经济要进行新的调整。华西的竞争对手主要来自“两大”，即大的国有企业和大的外贸企业、外商独资企业。加入世贸之后，国外的大公司、大企业将不断涌入中国，这些企业具有技术含量高、产品档次高、公司信誉高等优势，这对国内企业冲击很大。
材料2：红豆集团早在1993年就开始做好迎接入世的准备。目前该集团已在54个国家和地区...
【多选题】Marshall Hall's five principles (1831) for animal welfare are:
A.
An experiment should never be performed, if the necessary information could be obtained by observations. No experiment should be performed without a defined, obtainable, objective.
B.
Scientists should be well informed about the work of their predecessors and peers in order to avoid unnecessary repetition of an experiment.
C.
Justifiable experiments should be carried out with the least possible infliction of suffering (often through the use of lower, less sentient animals).
D.
Every experiment should be performed under circumstances that would provide the clearest possible results, thereby diminishing the need for repetition of experiments.
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