1) critical extraction distance
临界采动距
1.
When it is near to the critical extraction distance, the rate of mining subsidence increases sharply and the mining subsidence ratio(q′/q)has the relation of negati.
当开采宽度达到地表移动起动距时,地表下沉缓慢增长;达到临界采动距时,地表下沉急剧增大。
2) critical mining moving coefficient
临界采动系数
3) critical distance
临界距离
1.
Based on the cost function of constructing centralized and decentralized wastewater reclamation and reuse projects,a critical distance model was developed.
以费用函数为依据、以临界距离作为污水集中或分散处理再生回用的经济性判据,可以较为简单地解决再生回用水厂的厂址选择问题,提高再生水规划的科学性、合理性和经济性。
2.
In this paper, the theorietical critical distance of free space model is discussed, the critical distance formula is deducted, and the physical meaning and applications of the critical distance are analysed.
对限制自由空间模型应用的临界距离进行了理论上的探讨,对临界距离的计算公式进行了推导,并对其物理意义和应用范围进行了分析说明。
3.
According to cost function,the author provides that in the urban planning area,taking critical distance as economical criterion of municipal wastewater\'s centralized or decentralized treatment can define a reasonable municipal waster treatment plant layout and numbers needed more easily from the point of cost,so as to improve the rationality and economy of municipal wastewater planning.
以费用函数为依据,提出了在城市规划区域内,以临界距离作为城市污水集中或分散处理的经济性判据,可以较为简单地从费用角度确定一个城市污水处理厂合理布局及需建座数,以期提高城市污水处理厂规划的合理性和经济性。
4) critical span
临界档距
1.
The author expatiates on electrical wire stress and sag and their derivation in theory,describes the way of distinguishing critical span and determining weather control conditions,and deduces formulae of stress,sag and critical span of seriate span and isolated span used in the design.
从理论上介绍了电线的应力和弧垂及其计算推导,讨论了临界档距的判别和控制气象条件的确定,并推导出实例设计中用到的连续档、孤立档放线曲线的应力、弧垂及临界档距的计算公式。
2.
The paper has analyzed the variation regulations of the critical spans when the different values are taken as the safety coefficient N for the "experience method" and discovered a new way to determine the maximum working stress σ M of conductor with the "calculation method".
文章综合分析了“经验法”在安全系数N取不同值时 ,临界档距的变化规律 ,找到了用“计算法”确定导线最大使用应力σM 的新途径。
5) critical time interval
临界时距
6) critical separation
临界开距
补充资料：因水火风动故地动
【因水火风动故地动】
经云：此阎浮提地，南北阔二万一千由旬，东西阔七千由旬，厚六万八千由旬。地下有水，厚八万四千由旬。水下有火，厚八万四千由旬。火下有风，厚六万八千由旬。风下有金刚轮，过去诸佛舍利，咸在其中。或有时大风忽动，火亦随动。火既动已，水复随动。水既动已，地即随动。故云因水火风动故地动。（梵语阎浮提，华言胜金洲。梵语由旬，华言限量，或四十里，或六十、八十里也。）
经云：此阎浮提地，南北阔二万一千由旬，东西阔七千由旬，厚六万八千由旬。地下有水，厚八万四千由旬。水下有火，厚八万四千由旬。火下有风，厚六万八千由旬。风下有金刚轮，过去诸佛舍利，咸在其中。或有时大风忽动，火亦随动。火既动已，水复随动。水既动已，地即随动。故云因水火风动故地动。（梵语阎浮提，华言胜金洲。梵语由旬，华言限量，或四十里，或六十、八十里也。）
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条