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- Demand is slack over the summer months. 夏季的几个月市场滞销。
- Slack up before you reach the crossroads. 驶近十字路口时要减低速度。
- Slack off/up as youapproach the junction. 接近交叉口时要减速。
- Don't slack off in your studies. 不要荒费你的学业。
- Winter is the slack season at most hotels. 冬天是大多数旅馆的淡季。
- slack annealing 不完全退火
- Not taut, firm, or compact; slack. 松弛的不紧、不严密或不坚实的; 放松的
- Anneal means make harden steel soft and remove brittleness. 退火就是使淬火钢变软并消除其脆性。
- After intense work in the summer, we are slack off now. 夏季紧张的工作过後，我们现在放松了。
- The sailors pulled at the rope to take up the slack. 水手们拉起绳索把它收紧。
- The tractor took up the slack and pulled the trailer out of the mud. 拖拉机拉紧拖缆把拖车从泥中拉了出来。
- The reducing annealing furnace is adopted. 采用无氧化还原退火炉。
- January is always a slack period. 一月份总是萧条时期。
- Three. They are hardening, temper and anneal. 三种。它们是淬火、回火和退火。
- Three:they are hardening,temper and anneal. 三个过程：它们是淬火、回火和退火。
- The middle or slack part of an extended rope. 绳子放松时的中间或松弛部分
- Three . They are hardening, temper and anneal . 三种。 它们是淬火、回火和退火。
- The sailor pull at the rope to take up the slack. 水手们拉起绳索把它收紧。
- Difficulty can anneal one's best quality. 困难可以磨练出一个人最优秀的品质.
- The train slack off as it come into the station. 火车进站时将速度减慢了。
