【判断题】气固色谱用固体吸附剂作固定相,常用的固体吸附剂有活性炭、氧化铝、硅胶、分子筛和高分子微球。( )
【单选题】i = sum = 0 while i <= 4: sum +=i i=i+1 print(sum)
【单选题】i = sum = 0 while i <= 4: sum +=i i=i+1 print(sum) 以上代码输出的结果是?
【简答题】i = 0
sum = 0
while i < 10: sum +=i i +=2 print('result is : ',sum)
sum输出的结果为?A. 20 B. 21 C. 22 D. 23
【简答题】i = sum = 0 while i <= 4 : sum += i i = i + 1 print ( sum )
【多选题】配送规划时,必须满足所以客户对货物()的要求
【单选题】i = sum = 0 while i <= 4: sum += i i = i+1 print(sum) 以上代码输出的结果是?
【单选题】i = sum = 0 while i <= 4: sum += i i = i+1 int(sum) 代码输出的结果是:
【简答题】i = sum = 0
while i <= 4:
sum += i
i = i+1
print(sum)A. 0 B. 10 C. 4 D. 5
【简答题】i = sum = 0
while i < 4:
sum += i
i = i+1
print(sum) 以上代码输出的结果为A. 0 B. 10 C. 6 D. 1