【判断题】焊接空载电压一般不超过100V,否则将对焊工产生危险
【判断题】焊接的空载电压一般不超过100V,否则将对焊工产生危险。
【判断题】白色亚光塑料B: 漫反射:亮度:223; 反射:亮度:211;反射光泽度:0.8;细分:25;打开“菲涅耳反射”; 折射:折射率:2.5; 双向反射分布函数:沃德; 贴图:反射值:80;
【单选题】听力原文:M: Vicky! Have you heard the news? W: No, Sam. What do you mean? M: You know all the classes we've missed because of the snow? W: Uh oh .... M: Yup-we're going to have to make them up and the dea...
A.
They may not be able to take their vacation.
B.
It may snow during their vacation.
C.
They are going to need more money.
D.
They may miss graduation.
【单选题】听力原文:M: You know I'd love you to come and do everything, but are you sure you have time to fin- ish your paper and go on a vacation? W: You obviously don't know how I feel about Hawaii beaches. Q: Wha...
A.
She is really disappointed he can't go.
B.
She is determined to finish her paper and have a holiday in Hawaii.
C.
She hates Hawaii's beaches.
D.
She will never disclose her true feelings of Hawaii beaches.
【单选题】—You know,I’m poor in Chinese,you are not good at English,and... —That’s we should help each other.