Law must be stable and it cannot stand still.
法律必须保持稳定但却不能一成不变。
The law must be stable, but can not be static.
法律必须稳定，却不能静止不变。
Law must be stable, and yet it cannot stand still.
法律应该是稳定的，但不能停止不前。----庞德。
Since the frequency response is a steady-state response, the system must be stable and its stability must be determined before the system Bode plots can be used.
因为频率响应为稳态响应，所以系统必须是稳定且其稳定性必须在绘制伯德图之前确定。
Hydraulic oils must be stable in the presence of oxygen otherwise you will find deposits forming in the oil that will affect the performance of your system's pumps and valves.
液压油在有氧存在的情况下应该保持性能稳定，否则，油品氧化形成的油泥、漆膜、有机酸将会影响液压系统的泵和阀的运行。
Sculptures must, for example, be stable, which requires an understanding of the properties of mass, weight distribution, and stress.
例如，雕塑必须是稳定的，这就需要理解质量、重量分布和压力的特性。
Reality: If our ultimate goal was "efficient software development and testing," then having stable and well-defined requirements up-front might be a must.
事实：如果我们最终的目标是“有效率的软件开发和测试”，那么稳定和定义良好的需求在最开始是必须的。
Any stable strategic system in Asia must take account of the fact that Japan cannot and should not be expected to forswear forever the strategic rights and responsibilities of nationhood.
亚洲地区任何稳定的战略体系都必须考虑一个事实，就是不可能也不应该要求日本永远放弃作为一个国家应有的战略权利和责任。
To succeed in business, your power players must be social, stable and smart, but most of all, they must win.
要在商场上成功立足，你的权力玩家必须交际广泛、稳定可靠而又灵敏机智，但至关重要的是，他们一定要赢。
The application must be extremely stable with numerous users logged in simultaneously. Speed must not be sacrificed.
应用程序在多个并发用户访问时必须极其稳定，且不能牺牲速度。
The bird must be able to maintain a stable position space, despite the fact that their wings are beating 75 times per second and that disruptive effects such as wind gusts could throw them off.
尽管蜂鸟的翅膀拍打速度达到了每秒75次，它们仍然可以在空中保持稳定，就算有狂风的干扰，蜂鸟仍然可以保持稳定的空间位置。
The rollback is based on a stable configuration backup, so every federated node migrated after that backup was taken must be rolled back.
系统将基于稳定配置的备份执行回滚，因此必须回滚创建该备份后迁移的所有联合节点。
The stable domestic situation must be maintained in energy production countries.
要维护能源生产国局势稳定。
A schema must be sufficiently dynamic to meet new requirements, and yet must be sufficiently stable that change requirements are not unnecessarily imposed on the systems which use it.
架构必须有足够的动力以满足新的要求，但必须有足够的稳定，这种改变要求是不必要对系统的使用它。
Since the structures designed by civil engineers are intended to be stationary or stable, these forces must be kept in balance.
土木工程师设计的目的就是使建筑物的结构稳定，所以建筑物上的各方力都必须平衡。
This does NOT mean the breed is vicious—quite the contrary, the doberman must be mentally stable yet always alert and ready to defend its master and home.
但是这并不代表这个品种是凶恶的，恰恰相反，杜宾必须在精神方面非常稳定，时时警觉，随时准备护卫主人和他的财产。
A good stable vacuum must be safe and powerful, easy to maneuver, and must operate with minimal noise and reasonable energy efficiency.
一套好的马房用吸尘器必须是安全强力、易于使用以及必须是产生最小噪音和合理的能量效率。
Power supply voltage fluctuations must be within the allowable range, and remain relatively stable.
电源电压波动必须在允许范围内，并且保持相对稳定。
To guarantee the globally exponentially stable of closed - loop system, delay must be bounded.
为保证闭环系统的全局渐进稳定性，系统的时延必须是有界的。
When logging or general overhaul for long time, mud density must BE raised to E. C. D. for stable of hole.
在电测或长时间停钻检修设备时，将泥浆密度提高到循环时的当量泥浆密度范围。
To implement this function, it must be a complete stable network, namely, its all output tracks must converge at a stable equilibrium point.
它为了完成这个功能，它必须是一个完全稳定的网络，即所有输出轨迹必须收敛到一个稳定的平衡点。
"So, to prevent worsening of damage to the brain, the patient must be maintained in as stable a condition as is possible," she said.
“因此，要避免大脑受到更大的损伤，病人应尽可能的保持在稳定的状态，”她说。
As a system, the works of social investigation of juvenile's delinquency must be endurable and stable.
尤其作为一项制度而言，未成年人刑事案件社会调查制度必须具有持续性、稳定性。
It must be soluble or dispersible to form a stable solution even when subjected to a wide variety of production conditions.
树脂必须可溶解或分散成一种稳定的溶液，可以适应多种生产条件。
It must be potent. It must remain stable.
产品必须是有效及稳定的。
A throttle valve must be installed along outlet pipeline when the conditions of work are not clear or stable, this can guarantee operation at the design point.
当工作条件不明或不稳定时，出口管路中必须安装节流阀，以保证泵在设计点运行。
A throttle valve must be installed along outlet pipeline when the conditions of work are not clear or stable, this can guarantee operation at the design point.
当工作条件不明或不稳定时，出口管路中必须安装节流阀，以保证泵在设计点运行。
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