工作条件

Since it utilizes air oil making method, its grease gun can run in the sealed condition of lacking air.

由于它采用了，用空气化油法，所以它的油枪可在缺少空气的少氧气的内封闭的条件下正常工作。

It is an important work for the manage men of planning power grid to evaluate and control of power grid construction and size of grid electricity scientifically, and it is also the inevitable demand in market conditions.

科学地评价、把握和控制地区电网建设规模是电网规划管理部门的重要工作，也是电力市场条件下地区电网建设的必然要求。

The successfully designed steel ropes with the specialized ground tackle,which is used to connect with experimental machine,together with a set of revised casting technology of steel rope ends that used in labs can be used in relevant researches.In the research the following significant achievements are made:a set of S-N diagrams and their equations,Goodman Smith figures and an empirical f...

设计成功的钢丝绳与试验机联接的专用锚具、优化出的一套试验室条件下的绳头浇铸工艺，可应用于相关研究工作；研究得到的S -N曲线族及其曲线方程、Goodman -Smith图和疲劳强度计算经验公式、钢丝绳的拉伸疲劳性能和疲劳破坏规律、从宏、微观两个方面对钢丝绳疲劳破坏机理进行的初步研究等等，对钢丝绳结构工程设计人员具有一定的参考价值。

Based on the summarization of the bearing capacity research at home and abroad, the paper discusses the conditions applicable for using bearing capacity formula and groundwork foundation engineering and the sampling of groundsill soil intensity parameter in present world of foundation soil engineering.

本文在综述国内外关于承载力的研究工作后，对目前地基基础工程界在设计中运用地基承载力公式应注意的适用条件及地基土强度参数收值这类关键问题进行了探讨。

S Six 5′-monophosphate nucleotides were separated by using guanidine carbonate as running electrolyte.

报告了在碳酸胍体系中研究 6种 5′单磷酸核苷酸的分离工作，考察了分离条件对分离结果的影响。

With the filling nitrogen of 0.9 MPa, the maximal pressure ratio reaches 1.21 and the operation frequency is 25 Hz. The ratio of the harmonic wave of the engine was very little and the frequency jumping was not found in present experiments.

在充气压力为0.9MPa的条件下，该热声发动机最大压比可达1.21，远高于驻波型热声发动机，实验结果和理论分析均表明系统的工作频率为25Hz左右，实验装置的谐波比例非常小，且也没发现频率跳变等现象。

More than thirty years has passed since the perambulation and exploration of geothermal resource in Beijing since the beginning of 1970s. The survey on the geothermal geology and study on geochemistry and heat reservoir engineer have promoted the geothermal exploration in early times. Thus further understanding of the geological structure of the geothermal field has been made in Beijing, which is still improving.

北京地区地热资源的勘查开发自20世纪70年代初以来已经走过了30多年的历程，通过对地热地质条件的调查、地球化学研究和热储工程研究，积极推动了早期的地热开发工作，对北京各个地热田地质构造已经有了比较深的认识，并正在不断完善。

Used for welding heat-resistant stainless steel 0Cr26Ni21, Cr steel and different type of steel under high temperature.

用於在高温条件下工作的 0Cr26Ni21 耐热不锈钢及铬钢、异种钢的焊接。

Hydrogenated amorphous silicon nitride films have been deposited by helicon wave plasma enhanced chemical vapor deposition, the effect of SiH4/N2 rate on the properties of the samples is systematically studied, and the critical experiment condition is obtained under which a-SiNx:H films with different compositions are deposited.

本工作采用螺旋波等离子体化学气相沉积方法制备了氢化非晶氮化硅薄膜，系统地研究了不同反应气体配比对薄膜特性的影响，得到了沉积不同组分a-SiN_x：H的典型实验条件。

Hexagonal nano-silicon carbide thin films doped and undoped with phosphorus which possess a characteristic of the ultraviolet photoluminescence have been deposited by helicon wave plasma enhanced chemical vapour deposition technique under the high hydrogen condition in this work. The optical and electric properties of the doped nano-SiC films together with the electric and photovoltage properties of the n-p nc-SiC/Si heterojunction is studied and analyzed.

本工作利用螺旋波等离子体化学气相沉积技术在高氢气条件下制备了具有紫外发光的六角晶型纳米碳化硅，对这种材料进行了不同比例的磷掺杂，并对这种掺杂的纳米碳化硅的光学、电学特性以及nc-SiC/Si异质结的电学特性和光电压特性进行了研究。

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。