公司目前主要专业生铅芯盒和铅笔芯。
Health professionals currently lead the main box and pencil lead.
你是否像用手指把铅芯挤出来一样用力过大？
Do you grasp it too tightly, as if trying to squeeze the lead out of the case with your fingers?
开展对设置铅芯橡胶支座的大型渡槽非线性地震响应研究。
The nonlinear earthquake response of large-scale aqueduct with the lead rubber bearing is studied.
参考白度计的校准方法对铅芯浓度仪的校准方法进行了研究。
And its calibration method study took that of the whiteness meter as reference.
地震作用下软土地基—铅芯橡胶支座隔震结构的摇摆运动较明显。
Under earthquake, the sway movement of lead-rubber bearing base-isolated structure with soft soil base is more obvious.
铅笔中的“铅芯”是碳组成的，煤是碳组成的，钻石也是由碳组成的。
The " lead " of a pencil is made of carbon , coal is made of carbon , and so are diamonds .
分析了铅芯作用良好的原因，并通过试验得出了以铅代钨的具体方案。
The reasons of fine performance of the lead core is analyzed, anda practicable plan of substituting tungsten for lead is found through tests.
买一支大蜡烛，然后用一支没有装铅芯的自动铅笔在上面雕刻一些特别的标语。
Buy a large candle, and use a mechanical pencil with no lead in it to engrave a message.
通过不同位移幅值、不同频率和不同循环的加载试验，研究了铅芯橡胶阻尼器的工作性能。
Through the loading test of different displacement amplitude, various loading frequency and circulation, working properties of lead-core rubber damper were investigated.
研制的小型无铅芯片载体封装便于大规模生产探测器，主要用途为便携式摄像机或头盔摄像机。
A small LCC package has been developed enabling a mass production of detectors for compact hand held or helmet mounted cameras.
摄入眼帘的并不多——它包括一些木头、漆皮、银号的标记、石墨铅芯、一点金属片还有一只橡皮。
Not much meets the eye — there's some wood, lacquer. the printed labeling, graphite lead, a bit of metal, and an eraser.
利用慢变参数、时程分析和能量分析方法，探讨了铅芯橡胶减震支座（LRB） 的非线性动力性态。
Slowly parameter, nonlinear time response analysis and energy approach can be used to obtain the dynamic behavior of lead rubber bearing (LRB).
目的为改善铅芯橡胶支座隔震结构的减震效果和适用范围，并确定结构的优化参数和控制装置优化布局。
In order to improve the effect of shock absorption and applied scope of base - isolated structure with lead rubber bearing and study its optimum parameter.
从日本全套引进的自动铅笔铅芯生产线，生产的树脂细铅芯，产品通过了SGS检测，质量达到了国际要求。
From Japan to introduce a full set of pencil lead-automatic production lines, production of fine lead-resin, product testing by the SGS, to achieve the international quality requirements.
充分利用铅芯橡胶支座隔震结构的局部非线性性质，使非线性隔震结构的时程分析计算效率接近线性动力分析。
Using the local nonlinear property of the isolated structure, the computational efficiency of nonlinear time history analysis of the isolated structure is close to that of linear dynamic analysis.
研究表明设置铅芯橡胶支座对渡槽的横向地震起到了明显的控制作用，计算结果对渡槽减隔震设计有一定的参考价值。
The study shows that LRB is effective in controlling the lateral seismic responses of the aqueduct, which can be taken as a useful reference for the seismic design of the aqueducts concerned.
铅笔原料主要有铅笔杆用料、石墨铅芯原料、颜色铅芯原料和外观装饰用料等。 铅笔杆用料主要包括木材和胶合剂。
Pencil raw material mainly has the lead penstock needed materials, graphite lead raw material, color lead raw material and the outward appearance decoration needed materials and so on.
研究用低硬度橡胶隔震支座包括天然橡胶隔震支座及铅芯橡胶隔震支座两大类18种规格总计近30个大直径隔震支座。
There are two types of low stiffness rubber bearings, natural rubber bearings and lead plug rubber bearings, total 18 specifications and 30 large diameter specimens are tested.
结果表明：铅芯橡胶支座不仅可以有效地降低曲线梁桥的地震响应，还有助于减少曲率半径对曲线梁桥地震响应的影响。
The results show that the seismic response of curved beam bridge and the influence of curvature radius can be reduced by using lead rubber bearing.
着重研究了铅芯碟簧隔振器的各项特性参数随频率和加载幅值的变化规律以及各项特性参数随初始预压幅值的变化规律；
Vary regularity of each characteristic parameter with changes of frequency, ample and pre-pressing are investigated. Performances of LDSI and DSI are compared.
用视塑性(网格)方法研究了铜复铅芯模拟样品轧制时的变形行为，与无铅芯的样品进行了比较，由此了解带液芯连铸坯轻压下时的变形特征。
The Cu Pb clad samples were used to simulate the strands with liquid core and the deformation characteristics of the sample in the rolling process were investigated by visio plasticity (mesh) method.
用视塑性(网格)方法研究了铜复铅芯模拟样品轧制时的变形行为，与无铅芯的样品进行了比较，由此了解带液芯连铸坯轻压下时的变形特征。
The Cu Pb clad samples were used to simulate the strands with liquid core and the deformation characteristics of the sample in the rolling process were investigated by visio plasticity (mesh) method.
应用推荐