查询词典 lead-free

According to Xinhua News Agency in 2004 "to lead the top ten Chinese cities residential enterprise culture" and "to lead the top ten Chinese cities residential name plate culture," the evening of 7 held in Boao Real Estate Forum, 21 freshly.

据新华社2004年&领导的十大城市住宅的企业文化&和&领导的十大城市住宅的名称标示文化&， 7日晚举行的博鳌房地产论坛， 21新鲜。

But in fact, vitamin A effects on vision has nothing to do with myopia, which mainly affects the eyes in the dark light, vision (so-called "dark adaptation"), vitamin A deficiency can lead to a reduced ability to dark-adapted (the worst case, can cause night blindness), but also will lead to eye conjunctiva (commonly known as "white eye" part) or the cornea (commonly known as "black eye" part) of the damage, but does not cause myopia.

但实际上，维生素A对视力的影响与近视无关，它主要影响眼睛在暗光下的视力，维生素A缺乏会导致暗适应能力下降，还会导致眼睛结膜或角膜的损害，但不会引起近视。

Grounding grid is essential to the safety of substation, however, the corrosion caused by earth may result in thinness even break of the grounding down-lead and horizontal equal-voltage conductor. This will lead to fault spread when grounding fault occurs, and will be dangerous to human and facilities.

接地网对变电站安全运行至关重要，但土壤的腐蚀可能使接地引线和水平均压导体变细甚至断裂，当系统发生接地故障时可能造成事故扩大，危及设备和人身安全。

Making use of evaporative cooling technology for stator coil, static liquid level of system is not higher than stator line bar, also not lower than 2/3 of line bar beeline segment; when both copper ring down-lead and main lead-out line also adopt evaporative cooling method, static liquid level of system shall be prescribed by manufacturer in technical documentations.

6.1.3.4蒸发冷却系统液位要求定子绕组采用蒸发冷却技术时，系统静态液位不高于定子线棒，也不低于线棒直线段的2／3；当铜环引线和主引出线也为蒸发冷却方式时，系统静态液位要求由制造厂在技术文件中规定。

The results show that CZT wafer with the mechanical polishing treatment was easier to achieve the ultrasonic wire bonding between the Au electrode of CZT and the down-lead. Moreover, the weldbility between the CZT electrode thickness and the down-lead shows a kind of parabola relationship.

研究结果表明，经机械抛光表面处理的CdZnTe晶片，其金电极与外引线间容易实现超声焊接；CdZnTe电极厚度与引线焊合率之间呈抛物线关系，获得最佳焊接质量的电极厚度为180nm左右。

The corn borer wounds the plant and facilitates infection by Fusarium ear rot, hence reductions in insect damage lead to reductions in fungal infection, which ultimately lead to lower levels of fungal toxin accumulation.

玉米螟伤害植株并容易造成镰刀菌素穗腐病感染。因此，减少昆虫损害致使真菌感染减少，从根本上致使降低真菌毒素累积水平。

We can lead out the equivalent border integral equation by Green the second equation,dividing the inner border in the liquid into a series strip of awls shell or cylindrical shell ,and solve border integral equation along different segment of border, then lead out border integral equation.

由Green第二恒等式导出等价的边界积分方程，将液体内边界分成一系列锥壳或柱壳状条，对边界积分方程进行分段积分，导出边界元格式方程。

Editor: Diamant Boart is a world-lead brand under Husqvarna Group, which is well-known all over the world and the bellwether of the diamond tool industry, which provides various popular products to lead the trend of the diamond tool industry.

编者：泰门宝是富世华公司旗下的一个久经商场考验的世界品牌，产品畅销世界各地。泰门宝作为金刚石工具业的领头羊，以创新的精神开发出各种畅销产品，引领金刚石工具业的发展潮流。

And now,it has three branchers: graphite lead plant,color lead plant,and pencil plant.

企业简介济南明泉笔业有限公司是专业制作铅笔芯及铅笔的生产型民营企业，自1989年建厂以来，全体员工本着&以质量求生存，以创新求发展&的企业宗旨，齐心协力，精益求精，不断地发展壮大；现已拥有三个分厂：石墨铅芯厂、彩色铅芯厂、铅笔厂。

The ore is lead mine of partial oxidation,the lead ore consists chiefly of galena and cerusite.

所处理矿石为半氧化铅矿石，矿石中铅以方铅矿和白铅矿形式产出，铅的氧化物主要为白铅矿，分布率达39%。

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。