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It also sets up the principles and the standards for the term "academic freedom".

认为：学术自由是一个相对的概念，是一种有限度的自由。

A user wants to decrypt if and only if his attributes sets in each authority are satisfied the access structure of corresponding authority.

只有用户在每个认证服务器上的属性集合满足该服务器上的密文规则，用户才能解密密文。

In rough sets based on accessible relation, we merge rough set theory and accessible relation into one model. Compared with classical rough set models(including Pawlak rough set model and various precise rough set model), the new model is more general.

基于可达关系的粗糙集模型是将可达关系应用于粗糙集理论中，这种模型比传统的粗糙集模型(Pawlak模型和可变精度粗糙集模型)更一般，将粗糙集理论推广到一般的方法论。

The code therefore sets out the policies and practices which we expect of free media operating responsibly and accountably as an essential element of civil society.

因此，本法规制定了政策和条例，希望自由媒体能够负责任，有根据地进行报道，而这正是文明社会的基本要素。

To satisfy high requirements for position follow accurateness and location precision of robot system,this paper sets up F2812 DSP-Based Robot Position Control System.

随着机器人控制系统对实时性、数据盆和计算要求的不断提高，采用高速、高性能的DSP将成为主要的控制方式。

The state sets the price, and since demand even at $500 per acre-foot greatly exceeds supply, water must be rationed.

价格是州政府定的，而且即使每英亩英尺500美元的价格也远远供不应求，水必须配给供应。

We have currently the most advanced large-scale acrylic complete sets of equipment.

本厂拥有目前国内最先进的大型亚克力成套设备。

Have several sets of advanced activated carbon treatment furnace and production facilities.

人。拥有数套功能先进的碳活化炉和处理生产设备。

A mathematics model of comprehensive security control is formed by taking the total cost of control actions as the objective function and taking inequalities of hyperplanes as transient stability restrictions, and a optimization strategy called "the active restriction relaxation approach" is proposed which can classifies the contingency sets into two subsets.

以综合控制总成本为目标函数，以超平面形式的不等式为暂态稳定约束，该方法把安全性综合控制问题归结成了一个最优化问题。

Ad valorem duties on imported goods.Thus, an ad valorem tariff of 15 per-cent on television sets would come to $ 15 on a set that costs $ 100 to import and would come to $ 30 on a set that costs $ 200 to import .

因此，如对电视机征收is％的从价关税，若一台电视机的进口价为100美元，征收15美元的关税；若一台电视机的进口价为200美元，则征收30美元的关税。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。