下列()属于尿素级不锈钢。
A、0Cr18Ni9Ti
B、0Cr18Ni12Mo2N
C、3Cr13
D、1Cr18Ni9Ti
参考答案:B
下面对联所写我国历史名人,判断错误的一项是[ ]
A.犹留正气参天地,永剩丹心照古今。——文天祥
B.笔落惊风雨,诗成泣鬼神。———————杜甫
C.生当作人杰,死亦为鬼雄。———————项羽
D.天问千声悲故国,江咽万语吊斯人。———屈原
The experiment has _____ the possibility of the existence of any life on that planet, but it does not mean
there is no life on other planets. [ ]
A. found out
B. pointed out
C. ruled out
D. carried out