【判断题】最佳逼近问题要求在被插函数的定义区间上,所选近似函数都能与被插函数有较好的近似。
【单选题】Because all the other classmates had known each other quite well, he found himself, the new comer of the class, ______ whenever there were class activities. [ ]
【判断题】The American continent was named after Christopher Columbus, because he found the new continent by sailing west in search of a new sea route to India.
【单选题】It was through telescope ______ he found the new star.
【判断题】最佳逼近问题要求在被插函数的定义区间上,所选近似函数都能不被插函数有较好的近 似。 ( )
【单选题】How was the man's situation resolved?
D.
He wanted to be acknowledged.
【多选题】毛绒纤维经营者收购毛绒纤维,应当符合下列要求().
A.
按照国家标准、技术规范真实确定所收购毛绒纤维的类别、等级、重量;
B.
按照国家标准、技术规范挑拣、排除导致质量下降的异性纤维及其他非毛绒纤维物质;
C.
对所收购毛绒纤维的水分含量超过国家标准规定的,进行晾晒、烘干等技术处理;
D.
对所收购的毛绒纤维按类别、等级、型号分别置放,并妥善保管。