查询词典 bullet shell

In accordance with the principle of the second forming, by study on three-dimensional cutting model principle and calculation method, we have acquired 5 kinds calculation of 10000 m~3 natural gas shell plate, solved the main technical problem of precision cutting technology of long groove of shell plate.

5按照二次成型原理，通过对立体切割胎具切割原理及计算方法的研究，解决了10000m~3大型天然气用5种类型坡口切割胎的计算方法，以及大长坡口精确加工技术中切割胎的主要技术难题。

Activities under this MOU will primarily be undertake n by Shell International Oil Products and Shell Gas and Power.

上述备忘录中的工作将主要由壳牌国际油品公司和壳牌天然气和电力公司承担。

5 High-pressure gas shell test When the order specified, the test should be high-pressure gas shell.

3.5高压气体壳体试验当定单中规定时，应进行高压气体壳体试验。

High-pressure gas shell test should be carried out after hydraulic test case, and have appropriate security measures, the gas shell test pressure should be under 100 (30 ℃) the maximum allowable pressure of 110% or by order of the provisions of , does not allow a visible leak.

高压气体壳体试验应在液压壳体试验之后进行，并要有相应的安全防护措施，气体壳体试验压力应是100下(30℃)时最大许用压力的110％或按定单中的规定，不允许有可见的泄漏。

We firstly summarized some nuclear structure models, and then introduce relativistic mean field theory and its application to spherical nuclei. At Last the characteristics of pseudospin symmetry are researched in details. It briefly includes several following aspects:(1) Some nuclear models such as liquid drop model, Fermi gas model, shell model, project shell model and Bohr model are summarized.

本文首先概述了一些主要的原子核结构模型，然后介绍了相对论平均场理论的建立及其对球形核的描述，最后对赝自旋对称性进行了研究，主要包括以下几个方面：一、概述了已经取得很成功的液滴模型、费米气体模型、壳模型、投影壳模型以及玻尔模型等描述原子核结构的理论模型。

They do this by attaching their sucking disks to either half of the oyster shell and pulling until the shell eventually opens.

牠们将牠们的吸盘附到牡蛎的任何一片外壳上，并且拉动外壳直到最终打开。

When the TC soldiers with shell cases do vase that eliminated when weapons were more strongly characterize the soldiers, and developed a delicate heart worla shell cases has completely changed the existing product properties.

当老山的战士用炮弹壳做花瓶的时候消灭生灵的武器却更强烈地表达出战士们粗犷细腻的心灵世界。炮弹壳也就完全改变了原有的产品属性。

JS 12.7mm sniper rifles capable of launching 84 tungsten-type heart 12.7mm armor piercing shell, the shell warhead quality 28g, the diameter of tungsten alloy shells Heart 8mm, a mass of 22.5g, muzzle velocity 1150m / s, chamber pressure 324MPa, 1000m distance can be run through the thickness of 45 ° tilt of 15mm steel plate.

JS 12.7mm狙击步枪可发射84式12.7mm钨心脱壳穿甲弹，该弹弹头质量28g，钨合金弹心直径8mm，质量为22.5g，初速1150m/s，膛压324MPa，1000m距离上可贯穿厚度15mm倾斜45°的合金钢板。

He did so by fastening a gossamer thread to an ant, and entering it into the shell through a hole that he had bored in the end, meantime smearing the open end of the shell with honey so that the ant would weave its way through to the source of the scent.

於是他设计将细蛛线先缚在一只蚂蚁身上，把它放入一端出口，再於另一端出口涂抹蜂蜜，使蚂蚁循著香味出来。

We produce the products as brake disc, hub, brake drum, calipers body, kickstand, knuckle, brake shoe, subtractive shell, fly wheel, wheel shell, gearbox, clutch cover and other auto parts. Besides, we also can produce grids, manhole covers, pipe fittings, valve, flange and other customized products according to client's drawings and samples.

河南龙鼎铸业股份有限公司主要生产供应刹车盘、轮毂、刹车毂、制动钳体、支架、转向节、制动蹄铁、差减壳、飞轮、轮壳、发动机轴承盖、离合器压盘等的汽车配件，生产加工城市建设用下水井经箅子，井盖板等灰铁球铁铸造件，同时也根据客户的来图来样生产加工灰铁和球墨铸铁产品。

There are different types of personal loans available.

有许多不同类型的个人贷款优惠。

The above mentioned teaching model of spiral rising can be used to avoid rigidness in teaching.

上述螺旋式上升的教学模式，可以避免教学形成模式後的僵化现象。