【多选题】有关庆大霉素的描述正确的是()
D.
病因未明的革兰阴性杆菌混合感染,与羧苄西林合用可提高疗效
【多选题】As the Ezonexam network administrator, you are required to have a firm understanding of the OSI model. Why does the data communication industry use the layered OSI reference model? (Choose two)
A.
It enables equipment from different vendors to use the same electronic components, thus saving research and development funds
B.
It encourages industry standardization by defining what functions occur at each layer of the model
C.
It divides the network communication process into smaller and simpler components thus aiding component development, design and troubleshooting
D.
It provides a means by which changes in functionality in one layer require changes in other layers
E.
It supports the evolution of multiple competing standards and thus provides business opportunities for equipment manufacturers
【单选题】To determine the number of able seamen required on an inspected vessel,you should check the ______.
C.
Safety of Life at Sea Certificate
D.
Certificate of Inspection
【单选题】The (75) describes,in detail,the project's deliverables and the work required to create those deliverables.
D.
project scope statement
【单选题】Performance bond amounting to 10% of the total value of the works ______ is required when signing the contract.
【单选题】The(16)describes, in detail, the project's deliverables and the work required to create those deliverables.
A.
project scope statement
【单选题】对大环内酯类抗生素的描述,错误的是( )
【单选题】●(74) describes, in detail, the project' s deliverables and the work required to create those deliverables. (74)
A.
Product scope description
D.
The project scope statement
【单选题】关于万古霉素说法错误的是()。
A.
对多数革兰氏阴性菌、分支杆菌属、立克次体属、衣原体属或真菌无效
B.
口服吸收不良,静脉给药分布广,在心包、胸膜、腹膜、滑膜液中可达有效抗菌浓度
C.
本品可透过胎盘,脑膜发炎时可渗入脑脊液并达到有效抗菌浓度
D.
输入过快或剂量过大可产生红斑样或荨麻疹样反应,皮肤发红,由以上肢为甚
E.
万古霉素与氨基糖苷类合用对肠球菌有协同抗菌作用,不良反应也无明显增加