不可缺少的

Power boiler air preheater hot spots detection system is a indispensable installation which are applied in power plant largely.

电站锅炉空气预热器是广泛应用于火力发电厂的不可缺少的设备，但是由于其自身的工作特性所决定，空气预热器比较容易起火。

Wright's keyboard was an integral part of the group's signature psychedelic sound.

Wright 的键盘是使他们的音乐具有迷离效果而不可缺少的一部分。

The vocal forms of art is indispensable as an important part not only to express emotional elements of arias,but also both the effectiveness of drama development Recitativo.

重唱作为歌剧不可缺少的重要环节，不仅有咏叹调抒发情绪的成分，更兼有宣叙调发展剧情的功效。

Solder paste is essential material in SMT, which is widely used in reflow soldering.

焊膏是SMT工艺中不可缺少的钎焊材料，广泛应用于再流焊中；它是由一定的合金粉末和助焊剂均匀混合而成的膏状体。

It is extremely important for all to be self-confident as it is the indispensable condition to their success.

自信对所有人都是相当重要的，因为对于人们的成功它是不可缺少的条件。

Self-searching can be always found in Eugene O'Neill's plays. Based on such a theme, The Great God Brown impresses readers and audience to

寻找真正的自己一贯是尤金·奥尼尔剧作中不可缺少的一个主题，《大神布朗》也正是基于这样一个主题，同时运用表现主义手法将故事折射入观众的内心。

Self-searching can be always found in Eugene O"Neill"s plays. Based on such a theme, The Great God Brown impresses readers and audience to a certain degree.

寻找真正的自己一贯是尤金·奥尼尔剧作中不可缺少的一个主题，《大神布朗》也正是基于这样一个主题，同时运用表现主义手法将故事折射入观众的内心。

Entrance is indispensability factor of building, it is keystone of forming the sequence space and control the transform of differ space.

而入口是建筑形态构成不可缺少的基本元素之一，它控制着两种不同空间的转换，是形成空间序列和节奏性的关键所在。

Automatic recognition of serial number of products is an essential step in modern production and management.

随着企业生产自动化水平的提高，产品序列号的自动识别已成为现代化生产和管理网络中不可缺少的一环。

Psoriasis is a long-term vegetarian diet will lead to lower blood cholesterol levels, cholesterol, the body's essential nutrients, but also the human cell membranes, sex hormones, cortisol and other material foundation for the activities of white blood cells play an important role.

牛皮癣患者长期素食会导致低胆固醇血症，胆固醇是人体不可缺少的营养物质，也是人体细胞膜、型激素、皮质醇等的物质基础，对白细胞活动起着重要的作用。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。