At present,there is a great difference between UL and GB(Chinese National Standard) systems due to national difference in law,code and practice,which makes UL standard appliance wiring material fail to pass 3C testing.
目前针对电线电缆的检测,由于国家法律、法规和惯例的不同,国家标准(GB)和UL标准存在较大差异,难以协调一致,存在符合UL标准的电器布线不能满足3C检测的情况。
It is found in daily inspection and supervision of inspection and quarantine that low-voltage electrical apparatuses production enterprises are in little knowledge of the differences between IEC and UL standards, thus it will bring risks for the export product.
分析了低压电器IEC和UL标准间的一些差异所在,如标准要求的泄漏电流测试仪器不一样,标准中II类和2类电器的定义和接地的术语标示不同,电动产品的额定值标示有所区别,塑料材料检测的试验方法和要求等差异。
Theoretical Research on Geometric Nonlinearity of Curved Box Girders in Considering Shear-lag Effect Based on the Updated Lagrangian Formulation;
曲线箱梁基于UL法考虑剪力滞的几何非线性理论研究
Analysis of Two Algorithms for Constructing Minimal Connected Dominating Sets in Mobile Ad-Hoc Networks
移动自组网UL-WMCDS和PLA-CDS两种算法分析
"UL, ISO9000, ISO14000 Approved and QS9000 Pending"
已通过UL、ISO9000 及ISO14000认证,正在申请QS9000认证
Our label products have get UL and ISO9001 certification.
获得美国UL认证和ISO9001质量认证。
The lowest limit of detection was 2.6 pg/μl genome DNA of Lp strain.
检测灵敏度为2.6 pg/ul基因组DNA。
Implementation of Insurance Marketing Strategy of the New Life Insurance Corporation Such as UL, etc.;
UL寿险公司个险营销战略实施研究
Power Units Apply for UL 1310 Certification;
电源供应器如何申请UL 1310认证
Differences between CCC and UL Certification on Triple Insulated Wire
CCC与UL三重绝缘线认证的差异
The Main Differences between UL 60065:2006 and IEC 60065:2005
UL 60065:2006与IEC 60065:2005的主要差异比较
all Bradford White commercial electric water heaters are listed by Underwriters Laboratories and bear the UL label.
所有美国百来福商用电热水器均通过美国UL安全认证,具有美国UL认证标志。
The Study of the Polymorphism of Human Cytomegalovirus UL133 Gene in UL/b region;
人类巨细胞病毒UL/b 区UL133基因多态性的研究
Comparison of the General Standards of IEC and UL for Low-Voltage Electrical Apparatus Products;
低压电器产品IEC和UL通用标准的差异比较
Picing Equity-linked Pure Endowments via the Principle of Equivalent Utility in the Markov Chain Market;
用等效用原理对马氏链市场的UL生存合约定价
Understanding and Accelerating the UL Qualification Process for Lead Free Materials;
了解与加快无铅材料的UL认证审核过程
This electric water heater was built and wired in accordance with the Underwriters' Laboratories' testing approvals requirements.
本电热水器的生产以及电路的连接设计都符合美国UL认证要求。
Is the supplier approved by required Safety / Regulatory agencies, e.g. , UL, BSI, CSA
供应商是否通过必要的安全或标准机构认证?如UL,BSI,CSA
Study on Several Problems of SS-t-norms Based on Fuzzy Logic UL~*;
基于SS-三角模的模糊逻辑系统UL~*的若干问题研究
Analysis on UL Ring Ablation of Overhead Grounding Wire on Tower No.75 of 220kV Luo-wen Line Ⅰ
220kV罗文甲线#75塔架空地线UL环烧蚀缺陷情况分析
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