【简答题】Bilabial consonant is produced when the obstruction is partial and the air is forced through a narrow passage.(对外经贸2006研)
【判断题】A bilabial consonant is included in each of the following words: mad, sad, bad, cad, pad.
【单选题】The consonant /p/ is a
B.
voiced labiodental stop
D.
voiceless bilabial stop
【单选题】What is the phonemic symbol for the described consonant sound? voiceless bilabial stop
【单选题】地面传真分析图上热带气旋前方的预报园表示未来其中心落入的概率约为________。
【单选题】关于不适合或不能使用电火花线切割加工的工件,不包括( )
A.
表面粗糙度和尺寸精度要求很高,切割后无法进行手工研磨的工件
C.
窄缝小于电极丝直径加放电间隙的工件,或图形内拐角处不允许带有电极丝半径加放电间隙所形成的圆角的工件
D.
加工长度超过x,y拖板行程长度,且精度要求较高的工件
【单选题】电火花加工主要用于加工不包括( )
D.
加工各种成形刀具、样板和螺纹环规等工具和量具
【简答题】The consonant /s/ in the word "smile" can be described as: A. voiceless alveolar fricative B. voiceless bilabial liquid C. voiced alveolar plosive D. voiced ...