Athletics likes a sword with double blades which can bring us not only physical and mental joviality but also the negative influence on the society.
竞技体育犹如一把“双刃剑”，在给人们带来身心愉悦的同时，也给社会带来一些负面的影响。
With the spread and deepening of modern literary criticism, debate, as a means of discourse, has become a typical sward of double blades for literary theory.
随着现代文学批评的展开与深入，论辩话语方式被煅造成一把典型的文论双刃剑。
Culture is a sword with double blades, which, in the course of formulation and evolution of translation criteria, reflects not only its positive significance but also its limitations.
文化是一柄“双刃剑”，在译学标准的提出与演变过程中，不仅表现出其积极的一面，而且表现出它的局限性。
Structure of double-row blades can resolve the problem of mixing inefficient zone and improve mixing performance of interaction between machine member and concrete.
双排叶片结构较好地解决了搅拌低效区问题，改善了机构与混凝土相互作用的搅拌性能。
Outer frame of galvanized, painted or stainless steel. Blades of galvanized or stainless steel with double sheet construction, silicon sealings. Maintenance-free stainless steel bearings and shafts.
外部框架为镀锌，涂漆或不锈钢。镀锌或不锈钢的风叶带双层结构。免维护的不锈钢轴套和转轴。
The result indicate that the double mixing-blades mixer improves mixing performance of inefficient zone , mixing quality and productivity of whole machine highly.
结果表明，双叶片搅拌机极大改善了低效区的搅拌性能，和同型常规搅拌机相比提高了搅拌效率和质量。
Theoretical analysis and experiment study show that the means of double mixing-blades mixer is feasible.
理论分析和试验研究说明了双叶片搅拌机构的解决方法切实可行。
The use of ceramic foam filter makes slag inclusion decrease greatly. It is an efficient way to obtain double corona stationary blades with little or no slag inclusion.
使用泡沫陶瓷过滤器使除渣有显著效果，是获得少、无夹渣带冠导叶的一种有效途径。
The use of ceramic foam filter makes slag inclusion decrease greatly. It is an efficient way to obtain double corona stationary blades with little or no slag inclusion.
使用泡沫陶瓷过滤器使除渣有显著效果，是获得少、无夹渣带冠导叶的一种有效途径。
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