over crossing中文是什么意思

• 跨线桥

• over     This hat cost over ￡5. ...
• crossing    n. 1.交叉，相交；横切，横断；横越，横渡。 2.交叉 ...
• crossing over    横越; 互换,交换; 交叉; 交换
• crossing-over    n. 【生物学】交换。
• chromosome crossing-over    染色体交换
• coefficient of crossing over    交换系数
• compound crossing over    复合交换
• crossing over frequency    互频率
• crossing over homozygote    交换同型结合体
• crossing over inversion    倒位交换
• crossing over map    交换图
• crossing over modifier    交换修饰基因
• crossing over percentage    交换值
• crossing over region    交换区
• crossing over repressor    交换抑制因子
• crossing over suppressor    交叉抑制物; 交换抑制因子
• crossing over tetrad analysis    交换四分子分析
• crossing over unit    交换单位
• crossing over value    交叉价
• crossing-over map    交换图
• crossing-over rate    交叉率
• crossing-over region    交换区
• degressive double crossing over    消减性双交换
• degressive double crossing-over    消减性双交换
• double crossing over    双交换

• Reversed polarity protection and instantaneous over current and over cross - voltage protection , is in accordance with emi protection requirement
  反极性保护和瞬间过电流过跨压保护，符合emi防护要求。
• Pedestrians and vehicles must , when passing a railway level crossing or a pedestrian cross - walk , observe the relevant regulations governing passage over crossings
  行人和车辆通过铁路平交道口和人行过道时，必须遵守有关通行的规定。
• To strengthen the control over cross - boundary waste dumping , the soa and the hksarg will step up cooperation as well as exchange timely information on such operations so as to crack down on any illegal marine dumping activities
  为了加强对废弃物跨区倾倒作业的监管，国家海洋局和特区政府亦会加强合作，不时相互通报涉及跨区倾倒的资料，合力打击海上非法倾倒活动。