慢粒白血病的临床特点是 ()
A.纵隔淋巴结肿大
B.易出血贫血
C.容易并发感染
D.乏力,低热,多汗
E.脾显著肿大为主,并有腹胀,低热,乏力
参考答案:E
He was so angry about _______ had happened _____ he left without a word.[ ]
A. that; that
B. that; what
C. what; what
D. what; that
千分尺是一种()量具,测量尺寸()要比游标卡尺高,而且比较(),用来测量加工()要求较高的工件尺寸。