长保

数字式快捕长保锁相环

Digital quick - captured long - stick phase - locked loop

揣而锐之，不可长保。

Temper a sword-edge to its sharpest , and the edge will not last long .

这种结构对油性香精具有非常好的留香作用，最长保香期为96天，耐洗48次。

These nets can absorb and store oiliness spice well , longest storing time is 96 days and the most times washed are 48 .

世界将是你寡妇，她永远伤心你生前没给她留下你的容貌；其他的寡妇，靠儿女们的眼睛，反能把良人的肖像在心里长保。

The world will be thy widow and still weep That thou no form of thee hast left behind , When every private widow well may keep By children 's eyes her husband 's shape in mind .

机械应力长周期保偏光纤光栅的实验研究

The Study of Mechanically Induced Long Period Fiber Grating in Polarization-maintaining Fiber

长周期保偏光纤光栅的偏振特性研究

Study of Polarization Characteristic of Long-Period Fiber Grating Written in Polarization Maintaining Fiber

时间越长，叶保水力越差；

The longer the time is , the worse the force keeper water .

长输水管道尾部保水堰的水力特性试验研究

Hydraulic experiments on long water supply pipelines connected to overflow weirs

动态鞘层长探针检测及保形增强沉积工艺初步探索

The Measurement of Dynamic Sheath with Long Probe and the Exploring of Conformal Enhanced Deposition Process

传统的定险方式人工参与较多，过程繁琐，数据库老化，导致整个赔偿周期长，与受保人员的经济摩擦不断。

Traditional fixed insurance involved in more manual and tedious process , database aging , resulting in a long cycle of the entire compensation .

所需的水量取决于树木和土壤。粘土保持水分的时间比较长，沙土的保水能力比较差。

The amount of water needed the tree and the soil . Clay soils hold water for longer periods while sandy soils hold less water .