主要成分 | 甲(g/100mL) | 乙(g/100mL) |
水 | 99 | 95~97 |
蛋白质 | 0.03 | 0 |
葡萄糖 | 0.1 | 0 |
无机盐 | 0.72 | 1.1 |
尿素 | 0.03 | 1.8 |
(1)形成尿液的器官是
(2)原尿经过
(3)人体除了排出尿液这一途径外,还可通过
同类型试题
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2