套服的整个表面组成部分从头到脚都使用两层或更多的强化芳纶组件进行加固，以便在强度和轻便程度方面进行优化。
The entire front-facing portion of the suit is reinforced from head to toe with hardened composites of two or more aramids, optimized for strength and lightness.
来自父母的积极或消极的负性强化会教育孩子他或她能从头痛症状中得到一定的利益。
Either positive or negative reinforcement from the parents teaches the child that he or she can gain certain advantages from headache symptoms.
来自父母的积极或消极的负性强化会教育孩子他或她能从头痛症状中得到一定的利益。
Either positive or negative reinforcement from the parents teaches the child that he or she can gain certain advantages from headache symptoms.
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