existing left hand transistor是什么意思

用法例句

This exploration was based upon the contradictions between what there should have been and what there has been.

对人的解放和人的发展的密切关注,使青年马克思不断地深入到历史的迷宫之中去探索真相,而这种探索又是以应有和现有的矛盾为线索展开的。

In view of existing project existence concrete question and the extension project raw material uses the import wood-pulp thecharacteristic,environmental effect appraisal work has formulated the 1#~4# line centering system thick liquidtechnological transformation,4# line eliminates the dregs,1#,4# line electricity saving tr.

某造纸企业现有1#~4#生产线在原料储存、工艺技术、设备维护及管理等方面存在较多问题,现拟扩建5#生产线,针对现有工程存在的具体问题及扩建工程原料采用进口木浆的特点,环评制定了1#~4#线集中制浆技改、4#线除渣、1#、4#线节电改造、污水处理站节电改造、可控硅改变频、5#线白水回用等一系列清洁生产方案,并进行可行性分析,给出清洁生产方案实施前后的环境效益对比分析。

Using the distribution probability model and its parameters of measured annual maximum flood levels,a statistical analysis method for probability model and its parameters of flood level at different design standard and different return period for existing dikes is proposed.

利用实测历史最高洪水位的分布模型及其参数,提出了推求现有堤防工程在不同设计标准(重现期)下洪水位的概率模型及其参数的统计分析方法;以某水文站实测的年最高洪水位为例,对现有堤防在不同的设防标准下漫顶失效概率进行了分析。

Strategies of cost-effective seismic rehabilitation for existing structures;

基于投资-效益准则的现有结构抗震加固策略