以下哪一项不属于虾皮销售包装外应标注的内容()。
A.规格
B.净含量
C.产品批准代号
D.贮存方法
参考答案:D
Last week, we watched Beijing Opera, ____ style was unfamiliar to most of us. [ ]
A.what
B.which
C.where
D.whose
要减小吸动作用区的不利影响,内浇道应()。
A.做成高梯形
B.置于横浇道之下
C.置于横浇道之上
D.置于与横浇道平齐