要使目的成为一种有效的权威约束，必须满足几个条件。
Several conditions must be satisfied if purpose is to be an effective sanction of authority.
接收请求后，仅当满足条件时，原则才有效。
Once receiving a request, a principle is valid only when its condition is satisfied.
内部有效性——在条件变化的时候，其成因和结果还会是真实的么？
Internal validity - is there true cause and effect between variables.
Fiszbein说：“问题是，哪种条件最有效。
射频消融术是一种可行的和有效的治疗方案，如果你符合以下条件。
Radiofrequency ablation is a viable and effective treatment option if you.
对于一个给定事件，使用各种条件来决定新的有效状态。
For a given event, you use conditions to determine the new valid state.
实现有效业绩评估的先决条件是什么？
What are important prerequisites for any effective performance evaluation?
必须适合安全的降落在所有有效的风力条件。
Must be suitable for a safe landing in all valid wind conditions.
论述了有效的分权管理的中心条件——代表制。
The author discusses the central condition for effective decentralization is representation.
入境的唯一条件就是持有一本有效的护照。
创造条件，通过一个成功的设计结构的有效沟通。
Enabler of effective communication through a successful design structure.
条件可以是调试器能够识别的任何有效表达式。
The condition can be any valid expression that is recognized by the debugger.
与当今的实践相比较，在什么条件下这或多或少有效？
Under what conditions is this more or less effective than the current practice?
代际公正的实现以有效的社会制度为依赖条件。
The realization of generation equality is dependent on effective social institutions.
首先，如果条件允许，网络是获取信息最有效的方法。
First, Internet is the most efficient way to get information if our conditions are allowed.
高电压只有一个条件，有效的治疗方法。
High applied voltage is only one condition for effective treatment.
在这些手术是有效的方法永久消除这一条件。
Out of these surgery is the effective method for permanent eradication of this condition.
我以我的人格担保，用我所说的方法，在适当的条件下绝对行之有效。
I secured my personality, I have used that way, under the right conditions, absolutely effective.
通过生产验证其有效性，有助于优化生产条件，提高铸件质量。
The effectiveness has been proved by actual data and lent itself to improving product quality.
无法开始执行进程搜索。未提供有效的进程搜索条件。
Cannot initiate process search. No valid process search criteria provided.
教学反馈是促进有效教学的重要条件。
Teaching feedback is an important condition in performing effective teaching .
这些条件应用于完全欺骗问题以验证其有效性。
These conditions are applied into the fully deceptive problem to verify their efficiency.
限制条件：无单程特价，往返一个月有效。
其次，如果条件允许，拥有一辆汽车能使我们的工作更有效率。
Second, if conditions permit, owning a car can make us work more efficiently.
信任是有效交流的必要条件。
信任是有效交流的必要条件。
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