TIẾNG ANH CHUYÊN NGÀNH DỆT VÀ MAY - BÀI 1 SỢI COTTON
Nguồn copy: Internet
Giá 10k/file hoặc 100k để được thêm quyền truy cập vào tất cả tài liệu trên blog
TIẾNG ANH CHUYÊN NGÀNH DỆT VÀ MAY
BÀI 1: SỢ COTTON
The cotton buyer usually
selects species and grades of cotton to produce specific yarns. If a fabric
such as a part wool blanket is to be produced, the cotton buyer will select
Peruvian, China, or Indian cottons which have a harsh, rough, woll – like
handle. Where extremely fine texture, silkiness and great strength are desired,
the cotton buyer may choose Sea Islan staple or Egytian Cotton.
During the past 200
years, cottons have evolved hybridization to become the industrial cottons we
know today. In the United States, they are closely related to Sea Island cotton
which came into prominence along the coast of South Carolina and to the
Egyptian – type species which gained popularity of its high – quality fiber for
use in the fine counts.
American – grown cottons
are divided into grades according to length of staple, uniformity, strength,
color, cleanliness and flexibility. These are compared with a standard supplied
by the United States Department of Agriculture. The standard provides 6 grades
above and 6 grades below the middling grade. The most common grades are:
--------------------------------
----------------------------------
Liên hệ hỗ trợ:
-------------------------------------------
tiếng anh chuyên ngành may
tiếng anh chuyên ngành may
sợi cotton
lesson 1 cotton
grown cottons
0 nhận xét:
Đăng nhận xét