It is therefore essential that the methods used ensure that there is no or minimal contact between the worker, and others in the laboratory, with the microbe, either directly or as aerosols.
A: 必不可少的
B: 基本的
C: 本质的
D: 精华的
A: 必不可少的
B: 基本的
C: 本质的
D: 精华的
举一反三
- It is therefore essential that the methods used ensure that there is no or minimal contact between the worker, and others in the laboratory, with the microbe, either directly or as aerosols. A: 必不可少的 B: 基本的 C: 本质的 D: 精华的
- The computer laboratory is an essential ______ for students.
- The<br/>methods used for evidence collection will vary depending on?() A: the<br/>environmental condition B: Laboratory<br/>condition C: the<br/>entirety of sample D: the<br/>type of sample
- 41. ______________ ________ function: Language is used to establish an atmosphere or maintain social contact between the speaker and the listener.
- Which one below is NOT an essential element of communication? A: At least two or more people get involved. B: A shared language between the sender and receiver of messages C: No share of information D: Some contact between two sides