请简述QTFJ型切缝机,压袋轮部件调节要求。
参考答案:
(1)当切割口缝合后出现“双眼皮”现象时;
(2)应向上调节上压轮。
It was generally believed that the show was not as successful as expected, but ________, I think it was a great success.[ ]
A.personally
B.directly
C.publicly
D.secretly
在反应时实验中,常用的两个因变量是()
A.速度和准确性
B.速度和稳定性
C.稳定性和准确性
D.灵敏性和稳定性