例句與造句

1. The fourth generation product prepared in a stepwise fashion contains 48 terminal hydroxyl groups
2. The principal structure of these toxins is a C17 conjugated polyactylene with a terminal hydroxyl group and an allylic hydroxyl group attached at C14.
3. The backbone of the DNA strand is made from alternating phosphate and directionality of " five prime " ( 52 ) and " three prime " ( 32 ), with the 52 end having a terminal phosphate group and the 32 end a terminal hydroxyl group.
4. An aldaric acid is an aldose in which both the hydroxyl function of the terminal carbon and the aldehyde function of the first carbon have been fully oxidized to carboxylic acid functions . ( Oxidation of just the aldehyde yields an aldonic acid while oxidation of just the terminal hydroxyl group yields an uronic acid . ) Aldaric acids cannot form cyclic hemiacetals like unoxidized sugars, but they can sometimes form lactones.
5. It's difficult to find terminal hydroxyl group in a sentence. 用terminal hydroxyl group造句挺難的