保证章详解1、 “BOX MEETS ALL CONSTRUCTION REQUIREMENTS OF APPLICABLE FREIGHT CLASSIFICATION”表示“ 纸箱构造符合美国运输分级标准”。2、“EDGE CRUSH TEST(ECT)”、“67LBS/IN”表示“边压测试(ECT)”不低于“67磅/英寸”。 67磅/英寸相当于11732N/M。3、“BURSTIN
1. A random sample of two obrvations is taken from a population that is normally distributed with a mean of 100 and a standard deviation of 5. Which of the following is clost to the probabil