Maturity at harvest  采收成熟度

ammonia synthesis at at-mospheric pressure and low temperature  低温常压合成氨

AT tailing AT  加尾

global system for mobile communication AT (GSM AT ) command set  移动通讯控制命令集

He at of detonation at constant volume  定容爆热

in at one ear and out at the other ear  一耳进一耳出

living at high altitude and training at low altitude  高住低训

living at high altitude-training at low  高住低练

Moment frame beam-to-column connection with HSB at web and welds at flanges  刚性节点

money at call and at short notice  短期内可收回的贷款; 短期通知放款

the key water projects at the Three Gorges on the Yangtze River and at Xiaolangdi on the Yellow River  长江三峡和黄河小浪底水利枢纽工程

weak pulse at yang but stringy pulse at yin  阳微阴弦

please note gathering at top of SLV & AT cuff  袖山袖咀同用橡筋缩碎折

high maturity and over maturity  高—过成熟

(AT)antimicrobial agents  (AT)抗菌剂

10000 at county level  1万数据库

1at  预址搬运车

21at  丙烯腈

3-d planar crack terminating at the interface  与界面垂直相触三维平片裂纹