查询词典 bolt action

Once unlocked, the two-part bolt group is free to recoil and cycle the action.

解除锁定后，两个部分螺栓组自由反冲和周期的行动。

The specific aspect of the Furrer system, as compared to other short-recoil operated guns (toggle-locked and others), is that the bolt and barrel are mechanically linked for the entire cycle of the action, not just through its "locked" part.

富勒尔的系统的特定方面，相比其他短期反冲操作枪，是桶的螺栓和机械为行动的整个周期，而不是仅仅联系在一起，通过其"锁定"的一部分。

So we must find a more accurate measure in which we can get the action data of the anchor bolt supporting and provide the schemes on the optimizing designing of the anchor bolt supporting.

本文给出了锚杆支护的力学模式，给出了较为精确的锚杆支护的定量分析方法，为优化锚固设计提供了一定的依据。

It has the same simple blowback action with bolt that telescopes around the rear part of the barrel.

它具有相同的螺栓简单的反作用的行动，望远镜周围的枪管尾部。

The basic action uses fairy common piston-operated gas action with manual gas regulator, and a rotating bolt locking.

基本操作使用童话共同活塞操作手册气体气体调节行动，并锁定一个旋转螺栓。

It shows that the action of bolt together with rock must be taken into consideration in order to correctly make computation of rock-bolt supporting parameters.

结果表明，合理的地下层状岩石锚杆支护参数设计应在考虑锚杆与围岩的共同作用条件下计算。

Compared disturbed values of the thick tail metal bolt and common bolt under the load action.

比较了金属粗尾锚杆和普通锚杆在不同载荷作用下的挠度值。

Inside the bolt carrier, powder gases push it back against the bolt, thus first causing the bolt to rotate and unlock from the barrel, and then to cycle the action.

承运人内的螺栓，火药气体推动对螺栓回来，就先造成螺栓旋转，从每桶解锁，然后循环的行动。

On the basis of the former researches and taking into account the practice of our country, this paper take the low period repeat loading experiment for three rigid conjunction node of steel beam and concrete wall, researching their load-bearing capacity and earthquake resistance performance under the low period repeat loading action, the main content concentrate on the following aspects:(1) Analyzing the three joint's damage shape、hysteretic curve、change of rigidity、yielding load、limit load、damage load、durability、energy dissipation capacity、the strain of the key position and the moment transferring mechanism.(2) Comparing the joint's load-bearing capacity and earthquake resistance performance among the joints with different stud bolt diameter and different connection plate thickness, researching some factor's influence on the work performance of the joint such as the high and strong stud bolt specification、connection plate thickness .

本文在前人研究的基础上，结合我国的实际情况，对3个钢梁-混凝土墙刚接节点试件进行了低周反复荷载试验，对其在低周反复荷载作用下的承载力和抗震性能进行了研究，内容主要集中在以下几个方面：(1)对3个节点试件在低周反复荷载作用下的破坏形态、滞回曲线特性、刚度变化、屈服荷载、极限荷载、破坏荷载、延性性能、耗能能力、关键部位的应变分布情况及节点核心区的受力情况进行了试验研究和理论分析；(2)比较了不同螺栓规格和不同连接板厚度的节点试件的承载力和抗震性能，研究了高强螺栓规格和连接板厚度这2个因素对节点工作性能的影响；(3)介绍了光纤光栅传感技术在土木工程领域中的应用研究现状及其基本原理；并通过对比试验，探讨了光纤光栅传感器用于土木工程检测的可行性及实现途径。

The barrel lengths in rifles used by the United States did not change between the bolt-action M1903 rifle of World War I and the World War II M1 Garand rifle, but then the 610 mm 24 in.

这句话啥意思？虽然美国二战时期的M1 Garand 与一战时期的M1903 相比枪管长度没有变化，但是610mm24 in。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐