她广受欢迎的1962年的书《寂静的春天》提高了人们对污染的危害的意识和化学物质对人类及世界的湖泊和海洋的不良影响。
Her popular 1962 book Silent Spring raised awareness of the dangers of pollution and the harmful effects of chemicals on humans and on the world's lakes and oceans.
如果缺乏明确的工作指导，将对产品的质量造成不良影响，或则，需要进一步对作业情况进行说明时，应发放正式的工作指导书。
Formal work instructions are issued where a lack of such clear instructions would adversely affect the quality of the product and when further clarification is considered necessary.
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