self faced

The only shoe dilemma faced by many men used to be deciding between black or brown but now, eye-catching footwear is opening up a brave new world of self-expression.

过去，许多男士所面临的两难问题通常是在黑色与棕色鞋之间进行取舍，但如今推出的则是个性十足、标新立异的鞋履。

Faced with these matters, self-hatred and low self-esteem have a real potential impact is not surprising.

面对这些事务, 自我 憎恨和自卑产生实际的潜在影响也就不足为奇了.

A new type self contained and double faced mechanical seal has been succesfully developed for marine pumps which can operate with zero leakage under sea water and make pumps operate normally under an evacuated condition.

该文介绍了一种能使舰船用海水泵实现零泄漏，并在抽空状态下正常工作的新型集装式双端面机械密封。

Theory of Self-organization Faced No Puzzle

自组织理论没有面临难题

By analyzing the problems that the traditional PID control algorithm faced, using a fuzzy self-tuning PID algorithm to improve it and obtain an optimized speed control algorithm.

针对传统PID控制算法存在的不足，对其进行了改进，采用模糊自整定PID获得了优化的调速控制算法。