double expansion（意思翻译）

两级膨胀

double expansion（相似词语短语）

1、expansion pack───扩展包

2、expansion diffusion───[地理]扩展扩散

3、territorial expansion───[法]领土扩张

4、expansion valve───膨胀阀，安全阀；[机]膨胀阀；安全阀

5、expansion joint───[建]伸缩缝；补偿器；[机]伸缩接头；膨胀节或缝；伸缩接头，伸缩节，补偿节，膨胀节[缝]，补偿器

6、market expansion───[经] 市场扩展阶段

7、expansion───n.膨胀；阐述；扩张物

8、expansion card───扩充插件板[卡]；扩展卡；扩充插件板

9、thermal expansion───[热]热膨胀；热膨胀; 热胀

double expansion（双语使用场景）

1、expansion mechanism of hardened cement paste with double expansion sources of entringite and brucite was studied by using theory of fractal geometry and viscoelasticity.───应用分形学与粘弹性力学对含钙矾石和水镁石膨胀源的水泥硬化浆体的膨胀机理进行了研究与分析。

2、This device is basically adapted to various columns test of the existing single and double expansion of hydraulic support. It can achieve inside and outside loading.───试压机基本能适应现有液压支架单、双伸缩的各种规格立柱试验，能实现内、外两种加载方式。

3、Installation of dual chamber pacemaker via double expansion of cephalic vein───经头静脉双扩张行双腔起搏器安置

4、The column USES the double expansion and contraction function hydraulic cylinder, increases the power stroke to satisfy the support to adjust the high scope the need.───立柱采用双伸缩作用液压缸，以增加工作行程来满足支架调高范围的需要。

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