查询词典 lead-free

The results show that: when the stress triaxiality is low, the penny-shaped crack can lead to damage anistropy of a ductile material; and the variance of Lodes parameter will lead to the variance of the expanding rate and deformed shape of penny-shaped crack and sphere-shaped void.

进而对材料中同时含有币形微裂纹和球形微孔洞的情形作了数值模拟分析。计算结果表明：币形微裂纹的存在将导致低应力三轴度下韧性材料破坏的细观损伤呈现明显的各向异性；而Lode参数对微裂纹和微孔洞的长大和变形状态具有较大的影响。

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。

Results:The medians of blood lead levels of 8 836 children were 83.86 μg/L , and 2 097 children (23.73%) were found with a blood lead level≥100 μg/L.

结果：8836名儿童血铅均值为83·86μg/L。

Compound lead salt stabilizer to further enhance the thermal stability in order to reduce the amount of resin in the unit: Organic tin heat stabilizer dibutyltin in greater toxicity, are not suitable for plastic heat stabilizer; Mercaptans by organotin anti - Cu-poor, it is not appropriate in the wire, cable products, but no contact for copper products is no problem; lead salt-type heat stabilizer in most industrial countries are being banned or restricted.

复合铅盐稳定剂应进一步提升热稳定性能，以减少在树脂中的单位用量：有机锡热稳定剂中的二丁基锡毒性较大，不适宜用作塑料热稳定剂；硫醇类有机锡因抗铜性差，不适宜在电线、电缆制品中使用，但用于不接触铜的制品是没有问题的；铅盐类热稳定剂在大多数工业发达国家正在被禁用或限用。

In exceptional circumstances, a dream to the delicious food, will stimulate saliva secretion, saliva secretion increased, it will lead to drooling; improper sleeping positions sometimes lead to the phenomenon of flow of saliva; Some people sleep regularly teeth and stimulate the brain nerve center, to promote saliva secretion, so that flow of saliva; some people love spicy food thing, or, tobacco, liquor, so that night, dry mouth, increased saliva secretion; sleep, mouth breathing tends to dry mouth, thus contributing to an increase in saliva secretion ; In addition, some diseases, such as infectious stomatitis, toothache, mercury, potassium iodide poisoning, but also can stimulate an increase in saliva secretion, causing sleep drool.

是对美食的梦想，会刺激唾液分泌，唾液分泌增加，会导致流口水，有时睡觉姿势不当导致的唾液流现象，有些人睡眠定期牙齿和刺激大脑神经中枢，促进唾液分泌，使唾液流动，有些人喜欢吃辣的东西，或者，烟，酒，所以这天晚上，口干，唾液分泌增加，睡眠，口呼吸往往口干，从而促进在唾液分泌增加，此外，如传染性口腔炎，牙痛，汞，碘化钾中毒的一些疾病，而且还可以刺激唾液分泌增加，造成睡眠流口水。

Lazio are currently in third place, 7 points behind Roma, but with a 4 point lead over Palermo in fourth place and a comfortable 8 point lead over Milan who sit in sixth place.

拉齐奥现在排在第三，落后罗马7分，但是领先第四的巴勒莫4分，而对第六的米兰则有着充裕的8分的领先优势。

We designed a simple and practical filling winders enable the heavy and thick lead thread meet the demand of weaving and avoid the damage of the surface of lead thread.

同时针对在1511M型织机的织造机构和原理的基础上设计的铅布织机在织造过程中易出现边经纱擦伤严重以致边经纱断头的现象，设计一种适合该机的布边控制部件。

Lead ore: British lead ores have been worked since pre-Roman times.

铅矿：自前罗马时代开始，英国的铅矿就被开发了。

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。

For you have dominion over life and death; you lead down to the gates of the nether world, and lead back.

因为，是你掌握生死的大权，引人下入阴府的门，而又领回。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。