【单选题】图示 A 、 O 、 C 三轴皆垂直于矩形板的板面。已知非均质矩形板的质量为 m ,对 A 轴的转动惯量为 J ,点 O 为板的形心,点 C 为板的质心。若长度 AO = a , CO = e , AC = l ,则板对形心轴 O 的转动惯量为( )。
【单选题】下列针对慢性粒细胞白血病患者的护理措施不正确的是()
【单选题】In automatic ____ the winch may be overhauled and wire is paid off the barrel at a pre-determined maximum tension
【多选题】饮用葡萄酒可以帮助消化,促进内分泌.还有预防伤风感冒的作用.这是因为葡萄酒中含 有丰富的维生素,特别是()
【多选题】Pre-mortem donor interventions may include:
A.
Blood testing for donor eligibility (tissue typing, cross match, virology screen and organ function testing)
B.
Staged preparation for in situ preservation or extracorporeal oxygenated perfusion, which may include sterile preparation and draping of the surgical field, isolation of femoral vessels by surgical cutdown and cannulation of vessels
C.
Pharmacological interventions: administration of anticoagulants (e.g., heparin), arterial vasodilators (e.g., phentolamine) and thrombolytics. To be effective, intact circulation (prior to death) is required for systemic distribution, although some centers administer them after death in the preservation solution.
D.
prepration of money to pay donors' family
【单选题】下列针对慢性粒细胞白血病患者的护理施不正确的是
【单选题】如图所示的 A 、 O 、 C 三轴皆垂直于矩形板的板面。
【单选题】在黑客攻击技术中,( )是黑客发现和获取主机信息的一种最佳途径。
【单选题】在黑客攻击技术中,()是黑客发现获取主机信息的一种最佳途径