当滑轮组倍率()时,用平衡杠杆来均衡两根钢丝绳。
A.m≥2
B.m≥3
C.m≥4
D.m≥6
参考答案:D
城乡低保对象死亡后可减免的基本丧葬费用包括()
A.遗体接运费
B.遗体寄存费和火化费
C.一次性纸棺费
D.骨灰盒费
The international community should seek other effective methods in establishing economic global governance instead of relying on the WTO.
A.True
B.False