removing external IR receiver from jack shuts down unit and

Passage Two
Centuries ago,man discovered that removing moisture from food helps to preserve it,and that the easiest way to do this is to (71) the food to the sun and wind.
All foods contain water — cabbage and other leaf vegetables contain as (72) as 93% water,potatoes and other root vegetables 80%,lean meat 75% and fish anything from 60% to 80% depending on (73) fatty it is.If this water is removed,the activity of the bacteria which cause food to go (74) is checked.
Nowadays most foods are dried mechanically.The traditional method of such dehydration is to put food in chambers through which hot air is blown at temperatures of about 110℃ at entrance to about 43℃ at exit.This is the usual method for drying such things as vegetables,minced meat,and fish.
Dried foods take (75) less room and weigh less than the same food packed in cans or frozen,and they do not need to be (76) in special conditions.(77) these reasons they are (78) to climbers,explorers and soldiers in battle who have little storage space.They are also popular (79) housewives because it takes so little time to cook them.Usually it is just a case of (80) the dried-out moisture with boiling water.
71.A.put B.expose
C.take D.get
72.A.many B.great
C.much D.more
73.A.what B.where
C.which D.how
74.A.wrong B.incorrect
C.bad D.false
75.A.out B.up
C.over D.on
76.A.stressed B.strapped
C.stored D.subjected
77.A.With B.For
C.By D.In
78.A.available B.valueless
C.worthless D.invaluable
79.A.for B.in
C.with D.to
80.A.restoring B.replacing
C.renewing D.relieving

英语翻译
“Hey!Lobster,” said the crab,“Why are you removing your protective shell?You could be eaten by a big fish,or knocked against a rock by the current and killed.Don’t be silly,or you will have to pay a heavy price for your behavior.”
“Thank you for your concern!But don’t you know that we have to remove our shells in order to grow?” answered the lobster,“If we are too scared to remove our shells,then we can’t move forward in life as nature intended,” and with these words,he carried on with his task.

cast iron什么?
Iron is converted to steel by removing most of the impurities present in cast iron.

How do you turn an odd number into even by removing one letter?的汉语意思是什么?

How do you turn an add number into even by removing one letter的意思

How do you turn an odd number into even by removing one letter?
odd number(奇数）
into even (偶数）
by removing （拿走）

英语翻译
The concept of call by reference
does not exist,removing one way in which side effects can be caused.

请帮忙翻译:After removing curler,hold curled hair in palm for 5seconds.

英语翻译
A centrifugal device for removing sand from drilling fluid to prevent abrasion of the pumps.It may be operated mechanically or by a fast -moving stream of fluid inside a special cone-shaped vessel,in which case it is sometimes called a hydrocyclone.