給個上下文舉例？LTA Land Trust Alliance LTA Land Transport Authority LTA Lawn Tennis Association LTA Lighter-Than-Air LTA Lipoteichoic Acid LTA Lieutenant (Singapore military) LTA Lost Time Accident LTA Lymphotoxin-Alpha LTA Long Term Agreement LTA Lifetime allowance LTA Library Technical Assistant LTA Long Term Average LTA Lambda Theta Alpha (sorority) LTA Local Taxpayer Advocate (US IRS) LTA Lifetime Achievement (Award) LTA Less Than Adequate LTA Long Term Archiving LTA Lesotho Telecommunications Authority (now Lesotho Communications Authority) LTA Lower Torso Assembly (space suit) LTA Leave Travel Allowance LTA Logistics Transformation Agency LTA Local Training Area LTA Lead Test Assembly LTA Long Term Assignment LTA Limited Term Appointment (university faculty) LTA Lost Ticket Application (aviation financial term) LTA Learning Through Action (UK) LTA Last Time Around LTA Local Training Authority (Navy/CNET) LTA Learning Through Action (UK charity) LTA Little Tunny (FAO fish species code) LTA Local Traffic Authorities (UK Highways Agency) LTA Limited Technical Assessment LTA Local Thermal Analysis LTA LEM Test Article LTA Louisiana Telecommunications Association LTA Learning and Teaching Assistant (UK) LTA Least Interference-Below-Threshold Algorithm LTA Lead Trial Attorney LTA Lackland Training Area LTA Link-Traffic Analysis LTA Local Target Area LTA Landbased Technician Accreditation LTA Life Threatening Arrhythmia LTA Load-Transfer-Acknowledgment Signal (ITU-T) LTA Liberty City Transport Authority (gaming, Grand Theft Auto IV) LTA Local Trace Assertion LTA Lumenare Test Automation LTA Long Thin-Line Array LTA Low Threat Area LTA Lifetime Alignment (automotive service)