The basic theories of layered charging and layered tamping and the influences of explosive specific charge on distribution of explosive rock blocks for medium and deep hole blasting are discussed.
以两个装药层为例阐述中深孔爆破中分层装药分层填塞的基本原理以及炸药单耗对分层装药结构和爆岩块度的影响,并借助爆炸应力波理论和爆生气体膨胀理论分析合理进行分层装药分层填塞对于中深孔控制松动爆破爆炸效果的影响。
In double floors, its own ceiling joists or bearers carry the ceiling of the room below.
在双层楼板中,下面的天棚是由其自身下方的搁栅或支架承载的。
There are, generally speaking, two types of timber floors, namely:(a) Single Floor;(b) Double Floor. All timber floors are covered with floor boarding, described later.
一般来说,有两种木楼面,即：单层楼面和双层楼面。所有的木楼面都用木板铺盖,详述于后。
CEMENTITIOUS PRODUCTS
水泥楼屋面板和垫层
The second-floor framing was not appreciably affected and only a few of the first-floor joists were fractured.
第二层楼板构架所受影响较小，只有第一层楼板少数托梁裂断。
Staggered floor-two-way center ramp
楼地板错开的双向中间匝道式
Something, such as a vehicle, structure, or sandwich, that has two decks, floors, or layers.
双层的带有双层的东西，如双层甲板或客舱的车船，双层地板的结构或双层的三明治
a floor under the bells of an open belfry.
在露天钟楼的钟下面的那一层板。
Stairs that compute riser, going and number of treads based on floor-to-floor distance.
根据楼层间的距离计算出竖板、走向和踏板数量的楼梯。
Double-helix staircases link all three levels.
双螺旋楼梯将上下三层连接了起来。
The upper, main, middle, and lower deck of a ship is somewhat like the story of a house
船的上甲板,主甲板,中甲板和下甲板有点像房子的楼层
The upper, main, middle, and lower deck of a ship are somewhat like the stories of a house.
船的上甲板，主甲板，中甲板和下甲板有点像房子的楼层。
Analysis on Thick Layer of Structural Transformation Construction Technology in High-rise Comprehensive Building
高层综合楼厚板结构转换层施工技术分析探讨
Simplified calculation of tall building structures with transfer stories considering floor deformations
考虑楼板变形带转换层高层建筑结构简化计算
Construction Technology of Thick Layer Plate Structure Conversion in Commercial and Residential High-rise Building
高层商住楼厚板式结构转换层施工技术
Design of beams without slab restricted on both sides and columns beyond several floors for the floor side partial opening of tall building
高层建筑楼板侧边开洞后单边梁、跨层柱的设计
counter lathing
板条子操作, 双层砂板条作业
Experimental Study and Application of PK Prestressed Composite Two-way Slab;
PK预应力双向叠合楼板的试验研究与应用
The project covers an area of32,000 square meters with construction area of94,000 square meters.
裙楼为三层综合购物广场，主楼为双塔设计；一栋为商住楼，一栋为写字楼。