“It’s driving me crazy! Everything I did seems to go wrong!" “I know just_____ !”
A. how you do
B. how you feel
C. how did it do
D. how did it feel
依据辐射安全关键岗位名录,应当设立辐射安全关键岗位的辐射工作单位,该岗位应当由()担任。
A. 注册环评工程师
B. 注册安全工程师
C. 注册核安全工程师
D. 注册辐射安全工程师
电子束的有效治疗深度(cm)与电子束的能量(Mev)之比为:
A. 1/2-1/3
B. 1/3-1/4
C. 1/4-1/5
D. 1/5-1/8
E. 1/8-1/10
_____ shall be provided to every oil tanker of 150 tons gross tonnage and above to record relevant machinery space and cargo/ballast operations.
A. Oil Record Book Part I
B. Oil Record Book Part II
C. Oil Record Book Part I or Part II
D. Oil Record Book Part I and Part II