1Crl8Ni9Ti奥氏体不锈钢焊缝表面及近表面的缺陷采用磁粉探伤最合适。 ( )
参考答案:错
企业使命是指()等方面所做出的规定。
A、企业的性质
B、企业经营目的
C、企业经营任务
D、企业应承担的社会责任
E、企业的营销方案
In no country _____Britain,it has been said ,can one experience four seasons in the course of a single day .
A.rather than
B.other than
C.except for
D.more than