A hand-driven machine gun, the Gatling gun was the first firearm to solve the problems of loading, reliability, and the firing of sustained bursts.
早期的盖特机炮虽然要靠手摇才能开火，但它毕竟是同时解决了装弹、稳定性、连续开火问题的首款火力武器。
PowderMed caught Pfizer's eye because of its nifty helium-powered, hand-held device that delivers vaccines by firing DNA-laced gold particles into the skin.
默沙东之所以看中PowerMed，就是因为后者灵巧的氦动力手持装置，它可通过将附有DNA的金颗粒发射入皮肤来接种疫苗。
The intention of this article is to analyze the distinguishing features of motion of hand-held shoulder arm under firing and to introduce a feasible system for measuring this motion.
本文阐述了手提式肩射武器射击时运动测量的特点，介绍了一种可行的肩射武器运动测量系统。
Finally the regularities of the motion of hand-held shoulder arms under firing are summarised based on the measurement results.
最后根据测量结果总结了手提式肩射武器射击时的运动规律。
The technological transformation measures of hand firing platform heat treatment furnace are introduced in this paper. The transformation made smoke and dust eliminated as well as energy saved.
介绍了手烧煤台车式热处理炉的技术改造措施，改造后既解决了消烟除尘问题，又达到了节能的目的。
Another had been shot at a loophole in the very act of firing into the house, and now lay in agony, the pistol still smoking in his hand.
另一个海盗企图在枪眼向屋里射击时，自己中弹倒在了地上，此刻正痛苦地躺在那里，手中的枪还在冒烟。
CLLO gives prominence to the characteristics of its products by hand painting and self-cleaning glaze. The products are made by high-temperature one-step firing, which makes the color brighter.
中利莱产品以手工彩绘、自洁釉、突出产品特色，并经过高温一次烧成，使色彩更加鲜艳，自洁釉的形成使产品不易沾污。
In this model, the inputs were firing rates of neurons, and the outputs of model were hand trajectory in space.
该模型以运动过程中的脑皮层神经元集合信号为输入，将光标的空间运动轨迹作为输出。
Two other key issues were reducing the weapon's weight and increasing the heat resistance of the hand guard, which would start to melt after firing too many rounds.
另外两个关键问题是减轻枪械的重量和提高扶手的耐热能力，试射几轮以后扶手便开始融化。
US military statement said troops trying to stop the car used hand signals and fired warning shots before firing directly at the car, killing the driver and front seat passenger.
美军官方发言指出，当时士兵用了信号叫那辆车停车， 所以他们才开抢射击。
US military statement said troops trying to stop the car used hand signals and fired warning shots before firing directly at the car, killing the driver and front seat passenger.
美军官方发言指出，当时士兵用了信号叫那辆车停车， 所以他们才开抢射击。
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