①促进市场化社会化就业→使收入多元化→提高恩格尔系数→优化就业环境
②降低社保单位缴费比例→减轻企业负担→增强发展信心→稳住企业生产链
③失业保险基金稳岗返还→增加企业财产性收入→实现平均分配→实现稳岗
④留工培训补助→发展专业复合型人才→企业效益提高→企业生产良性循环
A.①② | B.①③ | C.②④ | D.③④ |

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

