计算浮选数量效率时,浮选精煤理论产率应以入料为准。
参考答案:错
Every year, a great many visitors come to visit the temple dating from the l2th century, has brought a large income.
A.which
B.what
C.that
D.when
外阴早期浸润性鳞状细胞癌的诊断标准是()
A.癌灶宽度≤2cm、浸润深度≤1mm
B.癌灶宽度≤3cm、浸润深度≤2mm
C.癌灶宽度≤1cm、浸润深度≤1mm
D.癌灶宽度≤2cm、浸润深度≤2mm
E.癌灶宽度≤1.5cm、浸润深度≤1mm