Born in an impoverished community of rubber tappers in the remote Amazon state of Acre, Silva was orphaned at 16 and was illiterate until her early teens.

出生于遥远的亚马逊流域的阿克里州一个贫困的橡胶园里，席尔瓦16岁时父母双亡，直到十几岁才开始识字。

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Earlier the company is one of conductive rubber, had participated in the state, "conductive rubber connectors and buttons total norms" of the preparation.

公司是国内较早的导电橡胶企业之一，曾参加了国家“导电橡胶连接器和按键总规范”的编制。

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A set of experimental and calculating method, readily available to determin the range of optimum state of cure of rubber, is proposed.

本文提出了确定橡胶最佳硫化程度范围的一整套简单可行的实验和计算方法。

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State Wildlife Officers are firing salvos of firecracker shells, rubber bullets, and underwater charges to drive off a herd of about a hundred sea lions.

NPR: Large Sea Lion Population Threatens Fishing