铅线

爬上了望台，用铅线测量水深。

Station the forward lookout and get me the depth by lead line .

右边角有铅线的曲尺。

A carpenter 's level with a plumb line at right angles to it .

斜接面准备做斜面接合的已被斜切的一块用材料的边儿斜切：排字用的铅线沿45度角切去，使花边的角位驳口对齐。

The edge of a piece of material that has been beveled preparatory to making a miter joint . Mitre : To cut the ends of rules at an angle of 45 degrees so that the corners fit flush to form a border .

电沉积铅纳米线三维多孔薄膜

Electrodeposition of 3 - D porous film made of Pb nanowires

简要介绍了碱式斯蒂芬酸铅生产线的引进背景；

This paper simply introduces the import background of production line of basic lead styphnate .

混合铅等时线和铅的模式年龄反映了层控铅锌矿床的多期成矿作用。

There are multiple stages of mineralization in strata-bound lead-zinc ore deposits according to the time of mixed lead and model-lead ages , the major stages are middle Proterozoic and Mesozoic .

GH铅垂断面等值线图中的闭合极小值更清楚地显示出低密度体的形态及其近似深度。

The closed minima on the cross section map show the shape of the density deficiency and can be used to estimate the depth to the reservoir .

钢管马弗炉铅淬火连续生产线

Continuous Patenting Production Line with Steel Tube Muffle

铅纤维或铅线丝绞，用于包装管道接头填隙

Hank , of lead fibres or strands , for packing or for caulking pipe joints

异常铅二次等时线是普通铅同位素地质学研究中非常重要的一个课题。

The study on secondary isochron of anomalous lead is a very important problem in the common lead isotope geology .

介绍新建钢管马弗炉铅淬火连续生产线的构成、设备的主要功能和技术参数。

To introduce the composing , main functions and technical parameters of equipments of new continuous patenting production line with steel tube muffle .

矿石铅数据点都位于造山带和地幔铅演化线之间，大洋火山岩范围内，更靠近地幔铅演化曲线，说明矿石铅主要来自地幔；

The data of ore lead are all located between the lines of mantle and fold belt , more exactly , are near to the mantle line , that means the ore lead came from the mantle .

本文依据海洋顶层水温的铅垂分布特征，利用Prandtl相似假设，提出描述海洋顶层铅垂温度廓线的一种模式。

According to the vertical distribution features of the temperature in the top ocean , a model of the temperature across the top ocean is given by the utilization of the Prandtl similarity .

矿石的铅同位素组成属正常铅，在构造演化图上，落在上地幔与造山带铅演化线之间的克拉通化地壳边部。

The lead-isotope composition belongs to normal lead which enters the area of cratonization earth crust in the structure evolution diagram of lead evolution curve between upper mantle and orogenic belt .

其三组铅同位素比值明显高于本区太古界桑干群变质岩，并位于上地幔和下地壳铅增长线之间。

Their lead isotopic values are much higher than those of the Archean metamorphic rocks of the Sanggan group in this area , and located between the two lead growth curves of upper mantle and lower crust .