replacement 六级GRE

the replacement of religion by poetry.

以诗歌宗教。

replacements for a geriatric locomotive fleet.

破旧机车队的更。

a line of replacement rifled barrels.

一排有来复线的备用枪管。

the replacement of conventional weapons by nuclear weapons

用核武器取常规武器

She is the replacement of top roomage design;

是卫空间内顶级设计的名词。

We are hard put to find a replacement for our assistant.

我们很难找到一来我们的助手。

They put all the students through the replacement examination.

他们让所有的学生参加分班考试。

As Jack is ill, we have to get a replacement for him.

杰克生病了, 我们必须找一他。

The original furnishings are now in need of replacement.

原来的家具陈设需要更换了。

The assemblies are a direct replacement for older style incandescent bulbs, fitting into the roundel ring as a replacement for the existing roundel, reflector and bracket.

这些组件可直接换样式陈旧的白炽灯泡，适合于圆玻璃环，可换现有圆玻璃、反射器和煤气灯。

clinical trials must establish whether the new hip replacements are working.

临床测试必须确定髋关节物是否有效。

cannibalize a wrecked airplane for a replacement of parts in another plane

拆下飞机残骸的零件以便修理另一飞机时使用

The armour protection is tuneable by the replacement of armour packs within the vehicle's external skin.

防护甲是设计在车辆内衬板里，可以拆换的。

Engineers are still trying to come up with a commercially viable replacement for internal-combustion engines.

工程师在设法制造一种在商业上切实可行的发动机来取内燃机。

We’ve only got two days to find a replacement,so we’re racing against time.

我们只有两天的时间找接者，所以我们正在抓紧工作。

Objective To retrospectively review the experience of mitral valve replacement after mitral commissurotomy in 39 cases.

目的:总结二尖瓣闭式扩张术后行瓣膜置换术的经验。

A dental implant is an artificial tooth root that a periodontist places into your jaw to hold a replacement tooth or bridge.

种植牙是一种通过专科医生植入颌骨的工牙根,用以镶复牙冠或牙桥.

On “Representational Redescription Model”of Children's Development: A Replacement or Rebellion to Piaget's Theory?

- 儿童发展的“表征重述模型”(RR Model):是一种对皮亚杰理论的反叛吗?

The preparation method of potassium pentaborate (KB5O8) was studied with the replacement reaction between potassium chloride and sodium pentaborate solution.

研究了利用氯化钾晶体和五硼酸钠溶液的复分解反应制备五硼酸钾的方法。

Polynionic celluloses were preparated by alkalify and etherify of refining cotton.The degree of replacement of the polynionic cellulosesis was high.The radicals of replacement were distributed evenly.

采用精制棉经过碱化、醚化得到高取度且取基均匀分布的聚阴离子纤维素产品。