无明显污染的骨折什么时间段内清创可一期愈合
A.1~2小时
B.3~4小时
C.4~6小时
D.6~8小时
E.8~10小时
参考答案:D
Identifying which quality standards are relevant to the project and determining how to satisfy them should be addressed during ().
A.the conceptual phase
B.the planning process
C.project implementation
D.risk identification
蝇每年监测的时间是每年的()。
A.3月—10月
B.5月—9月