“purlin”造句，怎麼用purlin造句

5、For bay lengths other than those shown, the maximum spacing of purlin bracing shall be 80 O. c.

7、The layout arrangement and design of purlin is very important to the safety and economy of light gauge steel structures.

9、This is 120 metres high, the maximum width is 1.2 metres horizontal and purlin construction is 60 metres in Shanghai should be very small building.

11、The purlin under eaves has become a place where nests of nests are built. Swallow droppings turn white areas into the white front, leaving only a black passage in front of the door.

2、The paper presents static and dynamic analysis of steel-structure factory with steel purlin roof and factory with roof without purlin.

4、In the end by example, this system has much accuracy, rationality and continues purlin advantages.

8、When they are actually fixed on top of the wall, they are known as wall plates. The rafters, spaced at approximately 80cm centers, are nailed to the purlin.

1、The roof system consists of main purlin, bottom plate, secondary purlin, absorption sound layer, insulating layer and faceplate.

6、In order to create sufficient clearance the four wooden ties were placed on top of the intermediate purlin.

3、Is a pure wooden architecture consisting of pillars, purlin, and baluster in various sizes and shapes.

10、Design light steel structure system of the pressed steel sheet roof, thin shape steel purlin and local trinagle steel truss making good use of new type of materials as per the feature of bulk urea storage house.