学习了,汉语拼音后再看英语,对英语字母的发音和语法学习会起干扰作用。这种现象称为()
参考答案:负迁移
Despite their______of interest, Fleming kept trying to develop chemical ______ it would be safe and effective.
A.lack, so as to
B.lacking, so as to
C.lack, so that
D.lacking, so that
6135型系列柴油发动机传动齿轮齿隙应为()。
A、0.13~0.37mm
B、0.08~0.35mm
C、0.12~0.35mm
D、0.35~0.40mm