霰弹枪

The domestic and overseas background and the development of "Canister Rifle hitched on the Gun" are introduced in the paper.

本文介绍了枪挂霰弹发射器在国内外的发展现状和趋势，并据此提出了一种全新的枪挂霰弹发射器的设计思路。

The Winchester Model 1912 "Trench Gun" had proved extremely effective in the First World War at clearing out trenches.

&温彻斯特&壕沟霰弹枪在一战中用于清扫壕沟非常有效。

For the last decade, online marketing has been steadily sharpening, from shotgun to rifle shot to laser market segmentation.

在过去的十年中，网络营销已经逐渐激化，从霰弹枪到步枪射击激光市场分割。

A brand-new design idea of the "Canister Rifle hitched on the Gun" is presented. Based on the idea, three design concepts are proposed and their principles are discussed in detail.

按照该思路，提出了枪挂霰弹发射器的三种设计方案，并对该三种方案的原理进行了较为全面的论述。

Then the major rule of different structure parameters" effects on weapon performance are found, which can provide theoretical basis for the further design of the weapon.An innovative principle concept for "Canister Rifle hitched on the Gun is put forward based on the analysis of the above three concepts.

在对三种方案分析的基础上，本文还提出了一种具有较大创新的枪挂霰弹发射器的原理方案，该方案能够更进一步提高火药气体的能量利用效率和枪挂霰弹发射器的威力。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。