查询词典 lead time

Soft blue-gray mineral; lead sulfide; a major source of lead .

一种软质的兰灰色矿物，硫化铅，是铅的主要来源。

The axis guide bracket installment arriving, is tight with the pre-wrap in the lead screw drive pipe with the bolt, attention axis guide bracket tube and lead screw concentric, should be bigger than the strobe caliber especially a foot axis guide bracket to the damper plate handbasket distance.

将轴导架安装到位，与预套在丝杆的套管用螺栓紧固，注意轴导架管与丝杆同心，尤其最下部一个轴导架到闸板提篮的距离应大于闸门口径。

I made a one-leg hobble out of the lead rope by putting the end of the lead rope through the bull snap.

之后，我再将它那一只跛行的脚，再用扣环扣住绳子的另一端。

CHEMICAL ANALYSIS OF LEAD AND LEAD OXIDES.

NF A06-503-1957 铅和氧化铅的化学分析。

The resuts revealed that lead has no effect on the mortality but can affect the contractile of cardiac cell and that zinc and seleni- um can protect the cell against abnormal contractile by lead.

同时还观察了锌、硒对铅致心肌细胞损伤的影响，以期为在驱铅治疗的同时，针对铅对心肌损害的对症治疗及从饮食角度干预中低浓度铅毒性提供理论依据。

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。

It was just a normal day of school

那只是上学的普通一天

Which is a very good reference in this issue.

这是一个在这个问题上很好的参考。