皮皮学，免费搜题
登录
搜题
【简答题】
主流道一般设计成圆锥形,其锥角一般为 度,流动性差的可取 度,便于将冷凝料从主流道中拔出。
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Yesterday evening, I was about to go to bed ______ you phoned me.
A.
when
B.
while
C.
as
D.
but
【单选题】I was about to go to bed _____ one of my old classmates made a call to me.
A.
that
B.
as
C.
while
D.
when
【单选题】I was about to go to bed _____ one of my old classmates made a call to me.
A.
when
B.
as
C.
while
D.
that
【简答题】每块脚手板上的操作人员不应超过两人,堆放砖块时不应超过单行( )皮。宜一块板站人,一块板堆料。
相关题目：
【单选题】Yesterday evening, I was about to go to bed ______ you phoned me.
A.
when
B.
while
C.
as
D.
but