n.皮夹子()
A.intake
B.resemblance
C.wallet
D.rectangular
WALLET
A.intake
B.resemblance
C.wallet
D.rectangular
WALLET
A.dj. 农业的;农艺的
B.n. 农业;农艺;农学n. 产品;(尤指)农产品
C.vt . n. 奖;奖品
D.vt. 授予;判定
A.intake,compression,ignition andexhaus
B.injection,rotation,ignition andexhaust
C.injection,carburetion,rotation andexhaust
D.以上都是
A.ngine Blast Area
B.ngine Caution Area
C.ntry Corridor
D.ngine Intake Area
设作用在质量为2kg的质点上的力是F=(3i+5j)N.当质点从原点移动到位矢为r=(2i-3j)m处时,此力所作的功有多大?它与路径有无关系?如果此力是作用在质点上唯一的力,则质点的动能将变化多少?
A.Excessive compression in the cylinder
B.A broken intake valve
C.A dirty inlet filter element
D.An improperly adjusted discharge valve
The study is considered more successful because it__________ .
A.compared drinkers to nondrinkers
B.tested light drinkers
C.looked into heavy drinkeis
D.examined varying levels of alcohol intake
A.blood pressure may be elevated.血压可能会开高。
B.Maximal oxygen uptake is usually increased最大摄氧量通常会增加。
C.Coexsting diets guarantee enhanced overall pertormance训练的同时控制饮食,可以提高整体表现。
D.Fluid intake is decreased during exerise.在运动中液体摄入量减少。