In this paper, the mechanism of each procedure was in detail investigated, according to the principles of esterification and sulfonation. The more suitable conditions of reactions were found.

本文根据酯化反应、磺化反应的原理，对各步反应机理进行了详细地研究，优选出了较为理想的反应条件。

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Using a new high power white LED with high quality, more stable and longer life; Special design for waterproof , suitable for all kinds of environmental and weather conditions.

LED隧道灯采用新一代高品质大功率白光LED，性能稳定，工程寿命长；特殊设计的防水结构，适合各种环境的气候条件。

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Under the suitable conditions, the deacetylation degree is more than 75% for 7 minutes.

在较适宜的条件下，7分钟内脱乙酰度可大于75％。

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She says she will appeal to a St.Petersburg court to challenge the working conditions in the city's metro stations, in an attempt to make conditions more suitable for women.

VOA: standard.2009.11.05

Moreover, our reliance on so few plants and animal breeds makes human populations that much more vulnerable to climate change: as growing conditions change, the most suitable species, breeds or strains in a given region may likewise change.

FORBES: The Future of Life On Earth: Part Two Of The Discussion