企业结构师，保证新系统与构建的设计及结构性描述相一致。
The enterprise architects, who guarantee that the new system complies with established design and architectural prescriptions.
为保证这些新型两栖攻击舰得到有效使用，俄罗斯需要购买或建造一批护航舰只及先进而昂贵的武器和电子系统。
And to make the new ships usable, Russia will need to buy or build flotillas of escort vessels, as well as advanced (and expensive) weapons and electronic systems.
人类健康最终仍取决于保证人类良好健康和富有生产活力的生计所必要的生态系统产品和服务(如淡水、食物和燃料来源的可及性)。
Human health ultimately depends upon ecosystem products and services (such as availability of fresh water, food and fuel sources) which are requisite for good human health and productive livelihoods.
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