JT/T 680.13-2007 Technical requirement for the installation, operation, maintenance and repair of marine navigation equipment Part 13:406MHz EPIRB.1范围JT/T 680.13规定了406MHz.卫...
QB/T 3857.4—1999.QB/T 3857.4只限于各类斧，主要用宇树木的砍伐，修整，劈柴，砍缆绳。锤击起钉，木制品等使用安全规则。1安全要求及应用限...
JT/T 680.11-2007 Technical requirement for the installation, operation, maintenance and repair of marine navigation equipment Part 11 :Accumulator cell and charging equipment.1范围...
JT/T 680.15-2007 Technical requirement for the installation, operation, maintenance and repair of marine navigation equipment Part 15:Survival craft two-way VHF radio telephone appa...
JT/T 680.10-2007 Technical requirement for the installation, operation, maintenance and repair of marine navigation equipment Part 10: VHF radio set.1范围JT/T 680.10规定了船用甚...
GB 10687-1989.pend - End wrenches f or explosive atmospheres.1主题内容与适用范围GB 10687规定了防爆用呆扳手的技术性能、检验、标志、包装等要求。GB ...
JT/T 680.9-2007 Technical requirement for the installation, operation, maintenance and repair of marine navigation equipment Part 9: Magnetic compass.1范围JT/T 680.9规定了磁罗经...
JT/T 680.8-2007 Technical requirement for the installation, operation, maintenance and repair of marine navigation equipment Part 8:Acoustic correlation log.1范围JT/T 680.8规定了...
