90%非淀粉多糖由植物细胞壁成分组成,包括纤维素、半纤维素、果胶等。这些统称()。
参考答案:膳食纤维
头影测量中与地面平行的平面是()
A.Bolton平面
B.前颅底平面
C.牙合平面
D.眼耳平面
E.腭平面
At last we reached a lonely village, _______ a beautiful river.
A.in front of it lay
B.in front of which lay
C.in front of it laid
D.in front of which lied