面粉中的蛋白质含量约占(),根据不同规格的面粉有所差异,面粉加工精度越高,蛋白质种类越少,面粉蛋白质含量越高,面粉筋力、弹性、韧性越大、而可塑性、延伸性越小。
参考答案:10%
As students, we are supposed to spend more time ______. [ ]
A. study
B. studied
C. studying
D. to study
下列不属于丝虫感染引起的病变是
A.淋巴结炎
B.淋巴管炎
C.血管炎
D.乳糜尿
E.四肢象皮肿