查询词典 effective diameter of thread

It is designed to be smaller than the diameter of outer diameter, the lid will not fall to the.

故将其设计成内径小于外径，盖子就不会掉下去了。

Science and technology of total bureau of national wide report manages concerned personage expresses, Direct seeding satellite and before the power with hookup satellite stronger than having photograph, receive in the ground before defend inspect an item, need a diameter to be in of 3-5 rice ' caldron ' receive facility with other ground, and inspect an item to passing what direct seeding satellite conveys to defend, televiewer can use a diameter to be in of 0.45-0.6 rice ' pannikin ' can receive directly.

国家广电总局科技司有关人士表示，"直播卫星与以往的转播卫星相比具有更强的功率，以往在地面接收卫视节目，都需要直径在3-5米的'大锅'和其它地面接收设备，而对于通过直播卫星传送的卫视节目，电视观众则可以使用直径在0.45-0.6米的'小锅'就可以直接接收。"

In the active stressed lap polishing technology, a special computer controled pilishing machine and a 450mm diameter active stressed lap have beeen developed, and in the experiment a paraboloidal mirror with F ratio 2 and diameter 910mm has been successfully polished.

主动抛光盘磨制技术研制了应用主动抛光盘的计算机控制的磨镜机，研制了一块直径450mm的主动抛光盘，并试验磨制了一块φ910毫米的F/2抛物面镜。

The pressure discharge ability for the heating system with circle water pump parallel connected side connecting line with different diameter has been calculated and compared. Resalable diameter for side connecting line is defined to ensure system safety, mainly for radiator safety at heat users, when the pump is off.

对上述所产生的水击，该供热系统循环水泵并联不同管径的旁通管及使用不同型式的止回阀，计算其泄压能力并对结果进行比较分析，确定合理的旁通管管径，使其供热系统在停泵时保证系统的安全，主要是热用户处的散热器的安全。

According to the partial correlation coefficient between the growth of forest and leaf nutrient,the N、 K content in leaf of clone S2 affected the growth of breast-height diameter mostly,and influenced the growth of tree height were Mn 、 P 、 N、 Cu content.The K、 N、 P content in leaf of clone S8 affected the growth of breast-height diameter mostly,and influenced the growth of tree height were Ca、 N content.

4从林木生长与叶片营养的偏相关系数大小来看，影响无性系S2人工林胸径生长的主要是叶片中N、K元素含量，而影响树高生长的主要是叶片中Mn、P、N、Cu元素含量；在无性系S8人工林中，影响胸径生长的主要是叶片中K、N、P元素含量，影响树高生长的主要是叶片中Ca、N元素含量。

With diameter class increasing, patchiness index decreased gradually and clumping degree of population decreased, trees of diameter class Ⅶ distributed randomly, so the population emerged obvious spreading trend.

随着径级的增大，聚块性指数逐渐减小，种群的聚集程度也减小，Ⅶ级大树呈随机分布，该种群表现出明显的扩散趋势。

The results showed that, SiCYC1A and SiCYC1B were both detected in dorsal petals of wild type and peloria at early bud stage (3mm in diameter) but not in later stage (30 mm in diameter).

然而，野生型和变异型的五片花瓣在早期花苞都可侦测到SiCYC1A和SiCYC1B的高表现量，但到了开花晚期时两者的表现量都几乎侦测不到。

No penetrable hole of 3mm or large pore over 6mm diameter, less than 3 pores in 5mm diameter within 1m2 is acceptable.

不允许直径为3MM的对穿孔和直径为6MM的大气孔，允许1M2 范围内有3个以下直径为5MM的大气孔。

A newly designed 12-hole fuel injection system equipped with large diameter throttle bodies delivers the fuel/air mix via large 36mm diameter intake valves into the pent roof combustion chamber.

新设计的12洞的燃油喷射系统配备了大口径节气门机构提供燃料/空气混合经大36毫米直径摄入量阀到积压的屋顶燃烧室。

The mechanism of photosensitivity and phototaxis was studied with optical andelectrophysiological method. The results are as follows:1 among three kinds of Chysopa peral. of the compound eyes show little daily change in Chrysopa sinica Tjedar .The model and color of psesudpopupil show significant daily change in Chrysopa septempzhbybimctata Wesmacl and Chrysopa formosa Brauer, color and diameter of the psesudpopupil of the compound eyes in Chrysopa septempunctata Wesmacl make rapid change at noon, afternoon ,night are similar ,but make little change in the morning and the next morning. Diameter of psesudpopupil of compound eyes is the biggest in the afternoon, which of Chrysopa formosa Brauer, is the biggest at noon.

本文应用光学及电生理学方法对棉铃虫优势种天敌—中华草蛉、大草蛉和丽草蛉3种草蛉的感光和趋光机制进行了研究，主要研究结果如下： 1、中华草蛉、大草蛉、丽草蛉复眼伪瞳孔大小、颜色昼夜间有节律性变化，且种间具有不同的变化模式。3种草蛉中，中华草蛉复伪瞳孔大小昼夜节律变化不明显，其模式和颜色上亦基本无变化，中间为一小黑点，其外围是绿色，最外层为红色，形状为正六边形：大草蛉、丽草蛉的复眼伪瞳孔大小昼夜间不同，大草蛉的复眼伪瞳孔在中午、下午、晚上变大，早晨和次日早晨基本一致，但次日早晨稍小些。

He became prime minister in 1997 and won international acclaim for his role in the Northern Ireland peace process.

他在1997年成为总理，并且因为在北爱尔兰的和平进程中发挥的作用受到国际社会的赞许。

Mixed Page Sorting Method Using the cuttable user model, this thesis proposes a mixed page sorting method by using cutted user model in server-side and complete user model in client-side.

隐私分级利用的混合式页面排序方法针对个性化搜索中搜索结果排序的问题，本文利用隐私可控开放的用户偏好模型，提出一个在客户端和服务器端分步进行的隐私分级利用的混合式页面排序方法。