- 重点词汇
- theypron. 他/她/它们;人们，大家;政府，当局;她们;
- politicallyadv.政治地，政党地;
- bev. 是;有，存在;做，成为;发生;
- asadv. 同样地，一样地;例如;
- cavingn.崩落开采法;垮落;放顶;窟窿;
- howeveradv. 然而;(与形容词或副词连用)无论到什么程度，不管多么;不管怎样;无论如何;不过;仍然
- seenv.看见( see的过去分词 );观看;领会;考虑;
- cannot=can not;未可;不能;不可;
- foreignadj.外国的;外交的;异质的;陌生的;
- toprep. 向，朝着;到;关于;属于;
- afford to（买）得起（某物）;
- 相关例句
The horizontal section top coal caving in steep seam is different from the gently inclined seam.
急斜煤层水平分段放顶煤开采与缓斜煤层不同,工作面沿煤层厚度的水平线布置,长度短.
网络文摘精选
脉动速率 ( 频率 ) 优选在超声区域内, 借此在液体中出现空化作用.
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Cavitation water tunnel is one of experimental facilities studied cavitation phenomenon.
空化水洞是研究空化现象的实验设备之一.
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The supersonic characteristic of hydraulic turbine cavitation was studied in this paper.
本文分析了水轮机空化噪声的谱特性.
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Extremely high velocities should be avoided due to possible cavitation.
应该避免应用在可能出现空穴现象的流速异常高速的场合.
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Cavitation problem for thermohyperelastic materials and the effect of temperature are studied.
研究热超弹性材料中的空穴生成问题,讨论了温度对空穴生成的影响.
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If the intersection point falls in the shaded area, cavitation can occur.
如果交点落在阴影区域, 则可能产生空穴.
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Presented a data acquisition card for hydraulic turbine cavitation noise testing.
介绍水轮机空化噪声测试系统的采集卡设计.
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Excessive fluid noise is usually an indication that cavitation is occurring.
如果流体噪音过大,则通常意味着出现气穴现象.
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The energy and cavitation performances are the basic characteristics of 2-D cascade.
能量性能和空化性能是平面叶栅的基本特性.
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如果喷注时期延续得足够长, 隔开的涡流区的影响被抵消.
词典精选例句
