查询词典 lead time

At the same time we also provide accessories for stone machine, it includes tie-rod, lead screw, lead screw nut, cone gear, plastic roller for stone carrier.

本公司自创立以来采用先进的技术及工艺装备，不断进行产品研发创新，以优良的品质、合理的价格、忠诚的服务态度向用户提供可靠的优质产品。

Presented in this paper is the process of design a fast pulse-charger for lead-acid battery. The charger is mainly designed for nonspillable lead-acid assembled batteries that used in automobiles, proposed working envirments are home and outdoors,main requirements are short charging time, high charging efficiency, smart control methods, reliable work,efficiently increase the life of batteries.

本文介绍了一个铅酸蓄电池脉冲快速充电装置的研制过程，这一装置以汽车用密封铅酸蓄电池作为主要充电对象，以家用及室外环境卫主要工作环境，主要设计要求为充电时间短，充电效率高，控制智能化，运转安全可靠，能够有效延长蓄电池寿命。

The fracture reasons of high strength PC steel wire are analyzed, it's considered that center segregation, central cavitation, poriness and inclusion are the metallurgical reasons which lead to the facture of PC steel wire and in the rolling process, differential coping quality, microcrack caused by surface defect, abnormal microstructure caused by burnt and improper cooling velocity, the ears on the head of the wire, overlapping of the wire rod itself are the main reasons which lead to the facture of PC steel wire. At the same time, inappropriate pickling, differential phosphorization quality, the bad heat treatment quality, the generation of crack in the improper drawing and transverse crack caused by abnormal laying of the drawing die are also the reasons of the cracking of PC wire.

对高强度PC钢丝断裂原因进行了分析，认为连铸坯的中心偏析、中心缩孔、疏松和夹杂是导致PC钢丝断裂的冶金原因；轧制过程中，较差的修磨质量、表面缺陷导致的微裂纹，过烧以及不适当的冷却速度导致的非正常显微组织，盘条头部的耳子、盘条本身折叠是导致PC钢丝断裂的主要原因；同时，不恰当的酸洗、较差的磷化及热处理质量、不适当拉丝裂纹的产生、拉拔模具安放不正导致的横裂也是PC钢丝断裂的原因。

In microwavable plastic containers that have a glaze that contains lead, it is often found that the lead leaches into the food when it is cooked, the pH, cooking temperature and time are all related to this problem.

微波炉所用塑料器皿的彩釉含铅，但溶出的铅量与所盛放食品的 pH 值、烹调温度和时间有关。

The application of the alloy that can effectively reduce the release of hydrogen, the special technique in manufacturing grid, and the appropriate match of active materials of both negative plates and positive plates, all these enable spiral valve-regulated sealed lead-acid battery, greatly restrain the release of hydrogen from negative plates, at the same time the generated oxygen, due to overcharge of positive plates, arrive at negative plates through the diaphragm and compose with lead in the negative, thus enable the recombination of gas inside of the battery and prevent the case of water loss so that water addition is free.

双登卷绕式阀控密封铅酸蓄电池通过采用具有极高析氢过电位的合金通过特殊工艺制造板栅，同时对正负极活性物质量的合理匹配等工艺措施，使得负极上发生的析氢过程得以最大限度地受到抑制，同时正极因过充电所产生的氧气通过隔膜到达负极，并与负极上的铅发生反应，生成水，这样便使得电池内部气体的再复合，防止失水，实现免维护。

The application of the alloy that can effectively reduce the release of hydrogen, the special technique in manufacturing grid, and the appropriate match of active materials of both negative plates and positive plates, all these enable spiral valve-regulated sealed lead-acid battery, greatly restrain the release of hydrogen from negative plates, at the same time the generated oxygen, due to overcharge of positive plates, arrive at negative plates through the diaphragm and compose with lead in the negative, thus enable the recombination of gas inside of the battery and prevent the case of water loss so that water addition is free.

卷绕式阀控密封铅酸蓄电池通过采用具有极高析氢过电位的合金通过特殊工艺制造板栅，同时对正负极活性物质量的合理匹配等工艺措施，使得负极上发生的析氢过程得以最大限度地受到抑制，同时正极因过充电所产生的氧气通过隔膜到达负极，并与负极上的铅发生反应，生成水，这样便使得电池内部气体的再复合，防止失水，实现免维护。

The application of the alloy that can effectively reduce the release of hydrogen, the special technique in manufacturing grid, and the appropriate match of active materials of both negative plates and positive plates, all these enable spiral valve-regulated sealed lead-acid battery, greatly restrain the release of hydrogen from negative plates, at the same time the generated oxygen, due to overcharge of positive plates, arrive at negative plates through the diaphragm and compose with lead in the negative, thus enable the recombination of gas inside of the battery and prevent the case of water loss so that water addition is free.

选择特点：有较高的放电电压曲线，使用环境宽松，能完全释放能量，适用于1min以内的支撑时间，与GCplus15配合使用，可保障变频器恒定的直流电压。卷绕式阀控密封铅酸蓄电池通过采用具有极高析氢过电位的合金通过特殊工艺制造板栅，同时对正负极活性物质量的合理匹配等工艺措施，使得负极上发生的析氢过程得以最大限度地受到抑制，同时正极因过充电所产生的氧气通过隔膜到达负极，并与负极上的铅发生反应，生成水，这样便使得电池内部气体的再复合，防止失水，实现免维护。

The application of the alloy that can effectively reduce the release of hydrogen, the special technique in manufacturing grid, and the appropriate match of active materials of both negative plates and positive plates, all these enable spiral valve-regulated sealed lead-acid battery , greatly restrain the release of hydrogen from negative plates, at the same time the generated oxygen, due to overcharge of positive plates, arrive at negative plates through the diaphragm and compose with lead in the negative, thus enable the recombination of gas inside of the battery and prevent the case of water loss so that water addition is free.

外型尺寸参考具体型号产品认证 ISO9001，CE，UL卷绕式阀控密封铅酸蓄电池通过采用具有极高析氢过电位的合金通过特殊工艺制造板栅，同时对正负极活性物质量的合理匹配等工艺措施，使得负极上发生的析氢过程得以最大限度地受到抑制，同时正极因过充电所产生的氧气通过隔膜到达负极，并与负极上的铅发生反应，生成水，这样便使得电池内部气体的再复合，防止失水，实现免维护。

Station communications subsystem battery discharge due to the long-off and other reasons to enable to shorten battery life or near end-of-life issues, the charger using electronic sweep pulse technology, uninterrupted electricity to issue a specific pulse frequency, the use of momentary high-current activation "ill "battery plate, electric pulse so that re-crystallization of lead sulfate crystals into a small, highly reversible electrochemical activity of lead sulfate to be able to participate in the normal charging and discharging of the electrochemical reaction, so that waste batteries back to life, back to and new battery is almost the same capacity, the same time, greatly extended battery life.

针对通信机站子系统蓄电池因长期过放电等原因使蓄电池寿命缩短或接近报废的问题，该充电机采用电子扫频脉冲技术，不间断地发出特定频率电脉冲波，利用瞬间大电流激活&生病&的电池极板，电脉冲波使硫酸铅结晶重新转化为晶体细小、电化学活性高的可逆硫酸铅，使其能够正常地参与充放电的电化学反应，使废旧的蓄电池起死回生，恢复到与新电池几乎一样的容量，同时大大延长了电池使用寿命。

The goals were scored either side of half time: in the 27th goal Senderos scored an own goal, giving the Villans the lead, before Bendtner equalised for the Gunners who thereby maintained the lead in the Premiership table with 65 points.

森德罗斯乌龙球帮助对手领先，本特纳为枪手扳平比分，帮助本队以65分继续在英超积分榜领跑。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。