A long-standing theory that historically lower suicide rates seen among married versus unmarried women reflects a "protective effect" of motherhood, rather than advantages of marriage perse.
长期以来的理论表明，从历史上看，已婚女性的自杀率低于未婚女性，这反映出“母亲”这一身份的“保护性效应”，而并非是婚姻本身。
Research on the basic theory and design principles of fire resistance, wind resistance and earthquake resistance in civil engineering and landslides, protective measures and prediction technology.
研究土木工程中的防火、防风、防震、滑坡等的基本原理，设计原理，防护措施及预测、预报技术。
A long-standing theory that historically lower suicide rates seen among married versus unmarried women reflects a "protective effect" of motherhood, rather than advantages of marriage per se.
长期以来的理论表明，从历史上看，已婚女性的自杀率低于未婚女性，这反映出“母亲”这一身份的“保护性效应”，而并非是婚姻本身。
According to protective principle, laser protective materials can be divided into the materials using liner optical theory and the material using nonlinear optical theory.
按照防护原理，可将激光防护材料分为基于线性光学理论的防护材料和基于非线性光学理论的防护材料。
Based on the theory of protective engineering and blasting, the damage effects of primary fragments, shock wave and vibration in destruction of bygone aero-bomb and shell are discussed.
分别根据工程防护和工程爆破理论，对航、炮弹销毁时的弹片、冲击波和振动等安全距离计算进行了对比研究，有关研究结论可供销毁废旧航、炮弹的环境安全评估参考。
Chapter iv is part of integrating theory with practice, through the design for the astor hotel protective renovation to re-examine the needs encountered in the use of "light" approach.
第四章是理论联系实际的部分，通过对利顺德大饭店保护修缮项目的探讨重新审视了设计过程中遇到的需要运用“轻型化”方法的问题。
Theory analysis and simulation results show that the new phase selector can determine fault types properly and be used in transmission line protective relay.
理论分析和仿真计算表明，使用电压量的选相元件能够正确地判别各种故障类型，满足高压线路保护的需要。
The changings of decarburization thickness were investigated by metallographic method. Then verified the accuracy of experimental datas in theory, and analyzed the protective mechanism of coating.
应用金相法考察了试样脱碳层深度的变化，从理论上初步验证了实验数据的准确性，并合理地分析了涂料的保护机理。
The theory of protective level blasting by using duplicate cushion in large hole is put forward and the optimized design of the duplicate cushion was done by numerical value calculation.
文章提出了在保护层爆破中采用大孔径复合垫层爆破，对复合垫层爆破的理论进行了研究，并通过数值计算对复合垫层进行了优化设计。
The paper gives. theory of assessing reliability index for protective type electrical apparatus, this has a wide...
本文为建立保护类电器可靠性考核指标提供了理论依据，对提高电器可靠性水平有重要意义。
Another theory is that anorexia is related to refusal of the mother figure or of being the daughter of an overly protective and controlling mother.
另外一种理论则认为孩子的厌食症是和孩子对母职人物的反感或不愿意受到自己的妈妈过度的保护或管制相关的。
After programming an integrated relay protective Settings calculation and management system for power plant, the validity and practicability of adaptive relay protective Settings theory is proved.
通过编制一整套完整的发电厂继电保护定值计算和管理系统来验证了自适应技术在继电保护定值计算和管理中的有效性和实用性。
Fuzzy theory considered as a burgeoning subject is applied in many fields of power system, so much as in protective relay field.
模糊数学作为一门新兴的学科已经在电力系统获得了广泛应用，近年来在继电保护中的应用也相继开展。
On the basis of testing theory, it illustrates the testing process and results. Lastly it analyzes the reasons of broken piles and diameter - shrunk piles and proposes protective measures.
首先在测试理论的基础上，评述测试过程和结果，然后对断桩和缩径的原因作了分析并提出防范措施。
In theory, the successful development of the spray can be mucosal surface in the body a "protective shield" to prevent viruses;
理论上，成功开发的喷雾，可在人体黏膜表面形成一层“保护罩”，防止病毒入侵；
However, the current design theory of plant protective nozzle is not yet mature, with few excellent models.
但目前对植保喷头的设计理论还不成熟，优秀的模型较少。
However, the current design theory of plant protective nozzle is not yet mature, with few excellent models.
但目前对植保喷头的设计理论还不成熟，优秀的模型较少。
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