bear gun

用法例句

This paper analyses the working principles and main features of cleavage gun,describes the mechanical properties of rock materials under static load and the principle of cracking control,sets up a mechanical model for calculating the cracking of rock materials under the effect of cleavage gun,gives out main design parameters of cleavage gun cracking system and their application in mining.

文章分析了劈裂枪切割石材的基本原理及其主要特点，论述了石材在静载作用下的力学特性和断裂控制的基本原理，建立了石材在尖劈作用下的断裂力学模型，给出了劈裂枪切割石材系统的主要设计参数及其在矿山的应用。

Versatile block, pressure gun and blind flange are suggested for different heat exchangers.

针对不同的换热器给出了应用范围广泛的堵头、试压枪及盲

Ocular trauma by spray gun in 45 cases;

压力喷枪致眼外伤45例