9600 bps "loop" interface for a local multidrop serial bus. For larger
When Chávez became Venezuela's president in 1999, oil prices were climbing. In the early 2010s, a barrel would often fetch about $100, providing the government with plenty of money to pour into social programmes. But with current prices around the $65 mark, the country looks less like a reasonable investment.
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还有就是债务问题。盛屯系过去几年融资规模惊人，盛屯矿业与盛新锂能近五年直接融资合计逾百亿元。盛屯集团所持盛新锂能、盛屯矿业股份的质押比例均超过60%。
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