BIL;basic insulation level是什么意思

用法例句

Methods for developing nutrient criteria in estuarine waters;

河口区营养物基准制定方法

The water quality criteria(WQC) and water quality standard(WQS) are the managed basis for the environmental water quality control aim.

水环境质量基准与标准是有效实施环境水质目标的主要基础和管理依据。

Starting from discriminating concepts,the difference between water quality criteria and standards are distinguished,and their relationship in total amount control of water pollutants is analyzed.

辨析了水环境质量基准与标准的概念差异,指出了它们对水污染物总量控制的作用。

The dynamic portfolio decision-making model with three-fund separation theorem based on stochastic benchmark;

基于随机基准的三基金定理动态决策模型

Technological dimension chain is mainly used to fix the size and deviation when benchmark is not coincident.

工艺尺寸链主要用于基准不重合时工序尺寸及其偏差的确定,主要探讨工艺尺寸链在精度分析、粗基准选择和定位方案判定这三个方面的应用。

Analyse of reference s selection of revolution parts in machine design;

机械设计中对回转体零件基准选择的分析

As a result, the optimum marking method and the relation between concentricity and reference can be concluded, thus improving the concentricity of the hole throats on both ends of the carrier roller.

通过对不同的标注形式进行工艺分析,提出对应的加工及检测方法,得出最佳标注方法及同轴度与基准选择的关系,达到提高托辊两端孔颈同轴度的目的。

This article has described the reference selection,the accuracy control,the cutter selection and chucking method for the machining of the die plate used for certain military product.

介绍了某军工产品模板加工的基准选择、精度控制、装卡方式、刀具选用等。

Standard adjustment for the air splicer of Automatic winder;

自动络筒机空气捻接器基准的调试

The Analysis for Three Chief Standards of Leading Industry Selection;

对主导产业选择三大基准的分析

This paper introduces a new method to create a precision standard for installing andcalibrating large mechanism using steel wire stretched,capacitance sensor and multi-function gauges.

介绍一种大型机械安装校准的新方法，论述了利用拉直的钢丝和新型电容测微仪及多功能核准检具对大型机械安装校正给定高精度基准的方法。

Talking about the datum selection and how to use the method of drawing line;

浅谈划线的基准选择及划线方法的运用

The Discussion about Relations of Locating Error and Three Datum;

工件定位误差与“三个基准”关系的分析计算

Datum creating of PowerInspect;

浅析PowerInspect测量基准的建立