The third unit of the third edition of the Chinese version of the Su Jiao edition

The teaching objectives of the third unit of the third edition of the Chinese version of the Sujiao version of the primary school teaching plan: 1. Read the text correctly, fluently and emotionally. Practice retelling the story. 2. Learn 10 new characters in this lesson. The 5 characters in the two green lines can only be read. To understand the words composed of new words, you will use "best effort" to make sentences. 3. Understand the content of the text, learn about the care and love of the commander-in-chief Zhu De and the Red Army soldiers for the Tibetan compatriots, and feel the deep feelings for the fish and water between the Tibetans and the Red Army. Difficulties in teaching: Understand Commander Zhu's words and experience the meaning contained in it. Teaching time: Two-hour teaching process:

Nail

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Shank of nails:

Smooth Shank Nails: There are no deformations on the shank,making nails with a smooth shank the easiest to drive.Smooth shank nails offer the least pull-out resistance whencompared with spiral and ring shanks.

Concrete Nails: It is manufactured from ductile, high strength carbon steel and designed for hand hammer driving into medium strength concrete and solid block.

Roofing Nails: A nail used for attaching paper or shingles to roof battens or sheathing; usually with a large head.

Annular Ring Shank: Annular threads or ''rings" areformed on the shank to increase withdrawal capacity. The[rings" create an interlock between the shank of the nailand the wood, providing superior holding power.

Spiral Shank: A spiral ''thread" on the shank causes thenail to spin during installation, creating a thread-like interlockwith the wood, which increases withdrawal capacity.Spiral-shank nails are designed to drive easier into harderwoods and dense materials while still providing increasedwithdrawal resistance.

Packing:

1kg/box, 5kg/Box,20kg/Carton, 30kg/Carton; or as your requirements.

Iron Steel Common Nail, Concrete Nail for construction, Galvanized Roofing Nail

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