... doing something, the other threads can handle the user inputs and perform the tasks For example, if a user wants to cancel bringing in a large amount of data from a web page, a single threaded ... running at a higher priority can immediately react and cancel the operation When Not to Use Threads… Using multiple threads in an application does not guarantee any kind of a perform...
Ngày tải lên: 12/09/2012, 14:40
... Chapter 16 Water Pollution Overview • • • • • General Principles Industrial Pollution Organic Matter Agricultural Pollution Reversing the Damage–Surface Water Overview (cont.) • Groundwater Pollution ... Modified from U.S Water Resources Council, The Nation’s Water Resources 197 5-2 000, vol 1, pp 6 1-6 3 Nonpoint-Source Pollution in the U.S Figure 16.15B 1 6-1 9 So...
Ngày tải lên: 23/09/2012, 15:06
Pentachlorophenol: Toxicology and Environmental Fate
... coverings, canvas belting, nets, and construction lumber and poles It is used in paints, pulp stock, pulp, and paper, and to cool tower water, and as preservative for hard board and particle board Because ... burlap, canvas, rope, leather, and manufacture of paper Petroleum and other drilling Manufacture and use of paints and adhesives Telephone and electrical line work...
Ngày tải lên: 23/09/2012, 15:31
IELTS Part 2 and Part 3 Topics and Questions
... IELTS Part and Part Topics and Questions Page 29 141 A Magazine 1 42 A Garden 1 43 No Topic 144 A Physical Activity 145 An Interesting Film RETURN TO PART TOPIC INDEX FQ = ... **************** IELTS Part and Part Topics and Questions Page 30 146 A Family 147 Your Work or Study Place 148 A Recent Change (2) 149 A Piece of Equipment 150 An Organization RETURN...
Ngày tải lên: 05/10/2012, 11:54
ielts speaking part-2 unusual or difficult topics
... household chore you in your house You should mention: - What the chore is - Why it needs to be done - How often you it And say if you get a feeling of satisfaction from doing this chore or not, and ... are working or studying You should say: - What things you - How long you spend doing those things - What the most difficult thing you have to is And say if you usually enjoy those days o...
Ngày tải lên: 05/10/2012, 11:54
Environmental chemistry - P1
... 34 2.4.4.1 Mêtan 34 2.4.4.2 Các hydrocacbon khác mêtan (non-methane hydrocarbons - NMHCs) 34 2.4.4.3 Các dẫn xuất halogen hydrocacbon 35 2.4.5 Các hạt lơ lửng ... số nồng độ chất ô nhiễm nước mặt (TCVN 594 2-1 995) 78 Giá trị giới hạn cho phép thông số nồng độ chất ô nhiễm nước thải công nghiệp (TCVN 594 5-1 995) .79 Hàm lượng nguyên tố hóa học ... 90 4.3.2 Không khí đất 91 4.4 Dịch...
Ngày tải lên: 06/10/2012, 11:11
Environmental chemistry - P2
... dng ca Trỏi t lỳc s khai Ngi ta suy oỏn rng, t nhiu loi phõn t hu c c to thnh, cỏc h vụ sinh (non-living systems) c hỡnh thnh, tin húa thnh cỏc sinh vt t sinh tn v sinh sn, sau cựng phỏt trin thnh
Ngày tải lên: 06/10/2012, 11:11