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It is concluded that acrolein induces adult mice cardiomyocytes apoptosis, and it may be due to the increased intracellular oxygen free radicals and calcium concentration.

丙烯醛可引起成年小鼠心肌细胞的凋亡，其作用可能是由于细胞内氧自由及钙浓度的增加。

Due to the lack of normal acrosome, globozoospermia patients are sterile.

由于缺乏正常有功能的顶体，所以这类患者表现为不育。

Due to sourcing difficulties and high costs for acrylonitrile, Romer Labs claims "many of our customers are now using this methanol method".

由于乙腈的市场短缺和高昂的价格，Romer Labs扬言："我们的很多客户现在都已经使用甲醇替代方法了。"

This is due to raised ACTH levels, which stimulate pigment cells in the skin.

这是由于提出的促肾上腺皮质激素水平，刺激色素细胞在皮肤上

Moreover, it reduces the load turbulence action due to current feed-forward.

此外，电流前馈环的使用提高抗负载扰动的性能。

A semiconductor optical amplifier model is employed in which the self birefringence of SOA due to stress is taken into account. The integral action of the birefringence of the fiber and the PC is represented with a Jones matrix of linear retarder.

半导体光放大器采用由张应变引起的自身双折射理论模型，光纤的双折射效应和偏振控制器对光的偏振调节作用综合用一个线性双折射琼斯矩阵表示。

Be in China to develop South Asia adequately western in developing the strategy greatly due action, we should imprint in active processing attrib border problem, discretion handles the relation of China and South Asia country.

为充分发挥南亚在中国西部大开发战略中的应有作用，我们应积极处理中印边界问题，谨慎对待中国与南亚国家的关系。

This would cause menu code to fail to un-subclass the window due to thinking it still had active menu layers being shown.

这将导致菜单代码或不取消子窗口由于思想仍然有积极的菜单层被显示。

Alternatively, the spectral softening above 2 GeV could be due to gamma-ray absorption via photon-photon pair production on the soft X-ray photon field of the host active galactic nucleus, but such an interpretation would require the dissipation region to be located very close (l~100 gravitational radii) to the black hole, which would be inconsistent with the X-ray spectrum of the source.

另外的关于2 GeV以上能谱变软的可能解释是高能光子和寄主活动星系核的软X射线辐射场通过电子对产生反应而被吸收，但是这个解释要求反应区域要很靠近中心黑洞(1~100倍引力半径)，这和3C 454.3的X射线测量谱相矛盾。

Acute bronchitis is usually due to an infection and generally lasts for no more than a few weeks and will resolve either with treatment or on its own.

急性支气管炎通常是由于感染，一般持续不超过几个星期，并将解决无论待遇或自己。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。