在正常焊接参数内,气电立焊焊丝熔化速度与焊接电流成()。
参考答案:正比
()ISM规则具有相对的独立性,它将由政府和国际海事组织强制实施;由船旗国政府或授权机构进行审核。
A.正确
B.错误
A home owner must pick between paint A, which costs $6,00 per liter, and paint B, which costs $4.50 per liter. Paint B takes one-third longer to apply than paint A. If the home owner must pay the cost of labor at the rate of $36 per hour, which of the two paints will be cheaper to apply (1) The ratio of the area covered by one liter of paint A to the area covered by paint B is 4:3. (2) Paint A will require 40 liters of paint and 100 hours of labor.