性别 特征 | 雄蚕蛾 | 雌蚕蛾 |
触角 | 较大 | 较小 |
腹部 | 较(______),直筒状 | 较(______),圆筒状 |
翅膀振动情况 | 两翅不断振动 | 两翅振动少而慢 |
其它 | 身体颜色(______) | 身体颜色(______) |
请你辨认下面的蚕蛾是雄蚕蛾还是雌蚕蛾。
(________) (_______)
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