A structure，usually made of stone，or cement pilings，which extends from the bank at approximately right angles to the current is called a（）.
- Adike
- Brevetment
- Ccutoff
- Dcri
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1、（） is made of a boss with separated bl
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2、The usual symptoms of cavitation in a
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3、A（）is a set of procedures or a collect
A（）is a set of procedures or a collection of techniques used in a systematic way which it is hoped will result in efficient learning.
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4、A smooth, tapered pin, usually of wood
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5、A smooth，tapered pin，usually of wood，u
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6、A rope made of a combination of wire a
A rope made of a combination of wire and fiber is known as（）.AindependentBlang layCpreformedDspring lay