查询词典 bore diameter

A small Nepenthes bicalcarata can be 3 feet in diameter in less than a year, and can grow to be 6 feet or more in diameter over time.

一颗小的两齿猪 N.bicalcarata，在一年内就可以长到直径 1 公尺，不久后甚至长到直径 2 公尺。

The Company is a professional micro-bearings manufacturers, the main production diameter of 1-15 mm, diameter 30 mm below the metric system, English, flange series bearings, stainless steel bearings, ball bearings thrust plane, and other micro-bearings, and Acting NMB import sales in Japan bearing, but also according to customer-made various non-standard bearings.

本公司是微型轴承专业制造商，主要生产内径1－15mm、外径30mm以下的公制、英制、法兰系列轴承，不锈钢轴承，平面推力球轴承等各类微型轴承，并代理销售日本NMB进口轴承，还可根据客户要求订做各类非标轴承。

Company is a professional manufacturer of miniature bearings, the diameter of the main producing 1-15mm, below the 30mm diameter metric, British, the series flange bearings, stainless steel bearings, plane thrust ball bearings and other micro-bearings and sales agent in Japan NMB, NSK, EZO.

本公司是微型轴承专业制造商，主要生产内径1－15mm、外径30mm以下的公制、英制、法兰系列轴承，不锈钢轴承，平面推力球轴承等各类微型轴承，并代理销售日本NMB，NSK，EZO。

After 30 days, the cultures were preserved in darkness, and 4 types of resting cysts were found after another 90 days:(1) spherical to ovoid cysts (25-39 μm long) covered by asparse or numerous calcareous attachments (1-4 μm long) and a calcareous surface;(2) spherical cysts (29-35 μm diameter) with a noncalcareous surface attachment, calcareous surface;(3)spherical to ovoid cysts (29-35 μm long) w ithout any surface attachment and a calcareous surface; and (4) spherical c ysts (24- 35 μm diameter) without any surface attachment and an organic surf ace.

培养30天后，培养液中有大量休眠孢囊，将藻液避光保存90天后，观察到培养基中有4种类型的休眠孢囊产生：(1)球形到椭球形(长25-39 μm)，钙质外壁，稀疏或密被钙质附属物(长1-4 μm)；(2)球形(直径为29-35 μm)，钙质外壁，附属物非钙质(长0.5-1.5 μm)；(3)球形到椭球形(长29-35 μm)，钙质，表面光滑，无附属物；(4)球形(直径24-35 μm )，有机外壁，无附属物。

The research result shows that the sliding friction makes nonlinear oscillations about an average value when the depth of the particulate pile with 2 mm particulate diameter is greater than 0.5 to 2 times the diameter of the container.

研究发现，厚度为容器直径的0·5到2倍之间，粒径为2mm的颗粒堆，对探测棒的滑动摩擦力在一个平均水平上随时间作非线性振动。

Results: There were 114 patients of ostium secundum ASD with maximal diameter of 40 mm and minimal diameter of 5 mm.

结果：ASD按位置分为：中央型114例，最大径为40mm，最小径为5mm。

The outer diameter of the tubes is determined by the AAO pore diameter.

而管的外径则由阳极氧化铝模板的孔径来决定。

The outer diameter and inner diameter were 300～400 nm and 200～300 nm respectively, and the thickness of the wall was about 100 nm.

C60空心纳米壳的外直径为300～400 nm，内直径为200～300 nm，壁厚约100 nm。

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。"

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。