1、

The calculation formula of equivalent conductivity factor in free convection on annular space is determined.

通过试验确定了双重保温管道环行空间自然对流换热在低Cr.Pr数下当量导热系数的计算公式。

互联网摘选

2、

To enhance thermal-wear resistance of the mandrel, it is required to use mandrel material which has dispersed carbide, linear expansion factor of the base metal close to that of the chide film, minimum elastic modulus and maximum thermal conductivity factor.

为了提高芯棒的抗热损伤性能,应使芯棒材料的碳化物弥散化,基体金属与氧化膜的线胀系数相接近,弹性模量尽量低,热传导系数尽量高。

互联网摘选

3、

A new kind of miniature conductivity cell was made with a clever and handy method, which has no dead volume and has large area of electrode, high resolution and sensitivity.

使用简便的方法制作了电极面积大、无死体积、分辨率高、检测限低的微型电导池;

互联网摘选

4、

For high-head and long-distance head conduit of hydroplant, using backfill-conduit form can reduce project cost and accelerate construction progress obviously.

高水头、长距离引水的水电站压力管道采用回填管形式可明显地降低工程造价,加快施工进度;

互联网摘选

5、

A New Type of Pulverized Coal Main Burner Firing Stably with Efficiency and Low NO_x& Universal Pulverized Coal Main Burner with Double Air Conduit

一种高效、低NO x、强稳燃新型煤粉主燃烧器&双通道通用煤粉主燃烧器

互联网摘选

6、

The half width of transmission peak is steppedly reduced and the Q-factor on the confined state is steppedly increased with the increasing of the dielectric thickness in well.

阱区介质厚度与束缚态半峰宽呈阶梯形状降低,而阱区介质厚度与束缚态品质因子呈阶梯形状升高。

互联网摘选

7、

The reinforcement ratio of a construction must be designed to create adequate confined expansion in the shrinkage_compensation concrete.

在结构设计时,需要考虑配筋率的高低,使对混凝土的约束能满足适当膨胀的要求。

互联网摘选

8、

It has been proved by the investigation that the filling effect of the confined expansion makes the reduction of holes in concrete as well as the increase of strength and elastic modulus of concrete.

实验证明:由于约束膨胀的填充作用,大幅度降低空隙率及孔径,定将有效地提高混凝土的弹性模量及强度。

互联网摘选

9、

For the same lateral confinement, high strength concrete columns develop lower strength enhancement than normal strength concrete columns.

在相同的侧向约束下,高强混凝土柱的核心强度提高幅度低于普通混凝土柱。

互联网摘选

10、

However, local buckling is more likely to occur for thin-walled tubes, and thus decreases the lateral confinement on the concrete core.

但薄壁钢管在荷载较大时易发生局部屈曲,且降低对混凝土的约束。

互联网摘选

11、

In this dissertation, the user access strategy, channel hand over strategy, channel allocation strategy about satellite communication network system are discussed and these strategies are important for improving communication quality and reducing call congestion and hand over congestion probability.

本文讨论了卫星通信系统中用户接入策略、信道切换和信道分配策略,这些策略对于提高用户的通信质量,降低呼叫阻塞概率和切换阻塞概率是非常重要的。

互联网摘选

12、

Simulation and analysis about worn-out on connecting pipe of low-pressure Reheater for a boiler of 600 MW Unit

600MW机组锅炉低温再热器连接管磨损的模拟分析

互联网摘选

14、

The SR 1 gene was constitutive gene with low abundance in soybean genome.

RT-PCR技术对该基因的转录表达情况研究表明,SRI基因在大豆中为低丰度组成型表达,其表达不受病原菌接种和水杨酸的诱导,并无组织特异性。

互联网摘选

15、

Reaction with microorganism and crude oil may reduce viscosity of crude oil. Extent of reduction is in consonance with growth rhythm of microorganism.

微生物与原油作用,可降低原油粘度,原油粘度的下降幅度与微生物的生长特征一致。

互联网摘选

16、

The consistency factor decreases with temperature increase.

随温度升高,稠度系数降低;

互联网摘选

17、
18、

Despite the apparent free-market consensus in US politics, worries about stagnant real earnings across most of the workforce have raised fears that trade, particularly with China, is holding down pay and eliminating jobs.

尽管美国政界似乎一致赞成自由市场,但多数劳动者对实际收入增长停滞的担心,引发了人们的一些担忧,即国际贸易(特别是对华贸易)正在压低美国的工资水平,并减少就业机会。

互联网摘选

19、

Analysis and simulation results show that the scheme can achieve high local connectivity at low cost memory overhead.

理论分析及模拟结果表明:此方案能以较低的存储开销取得极高的局部连通率。

互联网摘选

20、

In a word, the effect of connate water and stress sensitivity on development of low-permeability gas reservoir should be paid enough attention.

共生水的存在以及应力敏感性对低渗气田开发的影响应引起足够的重视。

互联网摘选

  • 今日热词
  • 热门搜索

简答网英语词典(dict.jiandongshicai.cn)为您提供在线翻译英语词典单词大全英译汉汉译英等英语服务!可按单词字数词义分类查询。支持lj:关键词格式查询例句。

用户反馈
请选择反馈类型(可多选):
您的联系方式:(如需回复请填写联系方式)
反馈内容:
提交成功 小编会尽快处理
回到顶部
点击反馈