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09-科技英语(下)Chapter-2
Shuguang LU
( 吕树光)
Lab 8 Building, Room 315
Tel:
Chapter 2
Constituents in Wastewater
2010-3-12 1
Chapter 2
Constituents in Wastewater
P28
physical characteristics 物理特性
metallic constituent 金属组分
toxicity test 毒性测试
biological characteristics 生物特性
P29
interrelate 有关联的
dissolved inorganic solids 溶解性无机固体
representative 代表性的
protocol 方案
2
2010-3-12
1
Chapter 2
Constituents in Wastewater
P28
To promote this understanding, the information in
this chapter is presented in nine sections dealing
with
(1) an introduction to the constituents found in
wastewater,
(2) sampling and analytical procedures,
(3) physical characteristics,
(4) inorganic nonmetallic constituents,
(5) metallic constituents ,
(6) aggregate organic constituents,
(7) individual organic constituents and compounds,
(8) biological characteristics, and
(9) toxicity tests.
3
2010-3-12
Chapter 2
Constituents in Wastewater
P29
To meet the goals of sampling program, the data
collected must be:
1. representative. The data must represent the
wastewater or environment being sampled.
2. reproducible. The data obtained must be
reproducible by others following the same
sampling and analytical protocols.
3. defensible. Documentation must be available to
validate the sampling procedures.
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