Forging and pressing equipment work in a poorcircumstance. Locating in big librations, high temperature and much dust circumstance.
锻压设备的工作环境一般都很恶劣，长期的处于振动大、温度高、灰尘多的工作环境中。
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An even more delicate question, raised by the rebels' poor military performance, is whether there would be any circumstance in which coalition (though not American) ground forces might go in.
Poor people are not stupid, but they can be misinformed or overwhelmed by circumstance, struggling to do what even they recognise is in their best interests.