CRAC Class C (2025) — Questions 341–350
U0337. The abbreviation for "thank you" (谢谢你, short) is:
"谢谢你"的缩语是:
Exam tips · 考试提示
"谢谢你" is abbreviated TU (from "thank you"). ATU means antenna tuner, TX means transmit, and ATT means attenuator — none means thank you.
U0338. "Your" or "you are" can be expressed by the abbreviation:
"你的"或者"你是"可用缩语表示为:
Exam tips · 考试提示
"你的/你是" is abbreviated UR. TU means thank you, FB means "fine business" (excellent), and US means "we/our" — none means "your/you are".
U0339. In CW contacts, we sometimes copy the abbreviation "WL", which means:
在CW通联中,我们有时会抄到缩语"WL",意思是:
Exam tips · 考试提示
WL is the abbreviation for "will" (将要/即将). The other options are not the meaning of WL in amateur abbreviations.
U0340. Listening to CW or SSB contacts, we sometimes hear the abbreviation "XYL". Its meaning is:
收听CW或SSB联络,我们有时会听到缩语"XYL"。其含义是:
Exam tips · 考试提示
XYL is the abbreviation for "wife" (妻子) of an amateur. The female operator herself is YL (C); crystal is XTAL, and transmitter is TX — so only A is correct.
U0341. There is a class of amateur radio operators honored with the title "YL", and some amateur radio contests have made exclusive rules for these people. The meaning of the abbreviation "YL" is:
有一类业余无线电操作员享有称呼"YL"。而有些业余无线电竞 赛也为这些人士制定了专享的规则。缩语"YL"的含义是:
Exam tips · 考试提示
YL means "young lady" — a female amateur radio operator (女 士). Note the distinction from XYL (wife). B (good luck) is GL, C (your) is UR, D is unrelated.
U0342. The term "element" (单元) usually refers to an antenna element (radiator). Its abbreviation is:
术语"单元"通常指天线振子。其缩语是:
Exam tips · 考试提示
天线振子 (antenna element) is abbreviated EL, ELE or ELS. YAGI is a Yagi antenna, ANT is antenna, and UNIT is a generic "unit" — none is the element abbreviation.
U0343. When discussing antennas in amateur radio contacts, the abbreviation DP stands for:
在业余无线电通联中探讨天线时,缩写DP代表:
Exam tips · 考试提示
DP stands for dipole antenna (偶极天线). LW is long-wire, BEAM is directional, VER is vertical — so only A matches DP.
U0344. When discussing antennas in amateur radio contacts, the abbreviation GP stands for:
在业余无线电通联中探讨天线时,缩写GP代表:
Exam tips · 考试提示
GP stands for ground-plane antenna (垂直接地天线) — a quarter-wave vertical with radial ground plane. LP (not GP) is log-periodic; DP is dipole; BEAM is directional.
U0345. When discussing antennas in amateur radio contacts, the abbreviation VER stands for:
在业余无线电通联中探讨天线时,缩写VER代表:
Exam tips · 考试提示
VER stands for vertical antenna (垂直天线). GP is the ground- plane type, BEAM is directional, DP is dipole — so A is correct.
U0346. When discussing antennas in amateur radio contacts, the abbreviation LW stands for:
在业余无线电通联中探讨天线时,缩写LW代表:
Exam tips · 考试提示
LW stands for long-wire antenna (长线天线). DP is dipole, BEAM is directional, VER is vertical — so A is correct.