无粘性土进行工程分类的依据是()
A.塑性指数
B.液性指数
C.颗粒大小
D.粒度成分
参考答案:D
解析:粘性土进行工程分类的依据是塑性指数.无粘性土进行工程分类的依据是粒度成分。
系统开发方式有哪几种?分别有什么特点?
汉译英:“承兑交单;付款交单;货到即付”,正确的翻译为:( )
A.document against acceptance;document against payment;payment against arrival
B.document against payment;document against acceptance;payment against arrival
C.document against acceptance;payment against arrival;document against payment
D.payment against arrival;document against payment;document against acceptance