beam an

梁跨度  detail>>

beam of an antenna

天线波束  detail>>

beam with an overhanging end

外伸梁  detail>>

intensity of an x-ray beam

x射线束强度  detail>>

beam

 n.  1.梁，栋梁，桁条；(船的)横梁。 2.船幅；(动物、人的)体幅。 3.(秤)杆，杠杆，(织机的)卷轴，经轴；(鹿角的)主干；车辕；犁柄；锄...  detail>>

beam on

船侧靠 微笑  detail>>

on the beam

必须用泵抽油的 航向正确 沿着无线电波束 正横地  detail>>

t beam

t 型梁 t 形钢 t型梁 t形梁 t字梁 丁字梁 形材(t形钢) 字形梁  detail>>

t-beam

t形梁 丁安梁 丁字梁 形材(包括t形钢 字梁形材  detail>>

t-beam t

型梁  detail>>

the beam

雄鸡驮木梁  detail>>

-an

 1.〔构成形容词〕表示“…的，有…性质；属于…的；【动物；动物学】…纲[类]的”： Mahometan, Elizabethan, Mammalian. 2.〔常构成与形容词同形...  detail>>

an

an 1  indef. art. 见 a 条。  短语和例子   an 2   ...  detail>>

an't

1.〔口语〕 ＝ are not. 2.〔英口〕 am not. 3.〔方、卑〕 ＝ is not, has not, have not.  detail>>

an-

 1.＝ 〔拉丁语〕 ad-: annex. 2.＝ 〔希腊语〕 a-: an-archy (cf. a- 3 ). 3.＝ 〔希腊语〕 ana-: ...  detail>>

in and is an

活跃成员  detail>>

the and an

英文题名开头第一词不得用  detail>>

with an

很自信地  detail>>