CRAC Class A (2025) — Questions 331–340
U0330. In daily CW (continuous wave) contacts, appropriately using imperative sentences that include the word "please" (请) can liven up the contact atmosphere. The abbreviation for "please" is:
在CW日常通联中，适当使用带"请"字的祈使句可以活跃通联气 氛。"请"的缩语是：
Exam tips · 考试提示
"请" is abbreviated as PSE (from "please") or PLS in Morse/telegraphy abbreviations. B lists digital-mode terms (PSK, ASK), C lists unrelated tokens, and D lists PWR (power) and PTT (push-to-talk) — none mean "please".
U0331. Similar to "QSL", if you have completely copied the message sent by the other station, we often start a new exchange with the opening word "Roger" to proactively convey acknowledgement. The abbreviation for "Roger" is:
与"QSL"类似，如果完全抄收了对方所发的消息，我们常以起 始语"Roger"开启新的会话。这可向对方主动传达确认之 意。"Roger"的缩语是：
Exam tips · 考试提示
"Roger" is abbreviated simply as R, meaning "received and understood". RX means receiver, RIG means the station/equipment, and RFI means radio-frequency interference — none is the abbreviation for "Roger".
U0332. In the amateur radio service, the meaning of "SAE" is:
业余无线电业务中，"SAE"的含义为：
Exam tips · 考试提示
SAE stands for "self-addressed envelope" — an envelope with the recipient's (your own) address already written, which you include when requesting a QSL card. A is correct; B is just "envelope" (too vague), while C and D are unrelated instructions.
U0333. When amateur radio operators mail QSL cards, they often mention the abbreviation "SASE", whose meaning is:
业余无线电爱好者寄送QSL卡片时常会提及缩语"SASE"，其含 义为：
Exam tips · 考试提示
SASE means "self-addressed stamped envelope" — an envelope with your address written and postage attached, which you enclose so the other station can return a QSL. B is an IRC (a different item), while C/D are unrelated instructions.
U0334. In a contact, if you need to correct content you just sent wrongly, you usually start the exchange with "sorry"; the abbreviation is:
在通联中，如需更正刚才发错的内容，我们通常以"抱歉"开启 会话，缩语为：
Exam tips · 考试提示
"抱歉" is abbreviated SRI (from "sorry"). SNR means signal-to- noise ratio, STN means station, and SMS is the mobile texting term — none means "sorry".
U0335. The abbreviation for "temperature" (温度) is:
"温度"的缩语是：
Exam tips · 考试提示
"温度" is abbreviated TEMP. TMPO means tempo (speed), TUNE means to tune, and WX means weather — none means temperature.
U0336. The abbreviation for "thank you" (谢谢) is:
"谢谢"的缩语是：
Exam tips · 考试提示
"谢谢" is abbreviated TNX or TKS. SRI/SAE mean sorry/self- addressed envelope, CU/GB mean "see you"/"goodbye", and TVI/RFI mean television/interference — none means thank you.
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.