()的BASICG表达式为()。
参考答案:SQR((X+Y)/X/Y)或SQR((X+Y)/(X*Y))
_______ part that vocabulary plays in learning _______ foreign language should never be ignored.
A.The; /
B.A; /
C.The; a
D.A; the
爆破片的爆破压力()容器的最大工作压力。
A.大于
B.小于
C.大于或小于