immediate roof, nether roof
直接顶; 位于煤层或伪顶之上具有一定的稳定性,移架或回柱后能自行垮落的岩层。
热门查询
- preposterously adv. 荒谬地；不合理地
- crenellation n. 锯齿状物；开垛口
- adoral [医] 近口的; 向口的
- construct n. 构想，概念 vt. 建造，构造；创立
- pekinese n. 哈巴狗；小狮子狗 adj. 北京（人）的
- fashionably adv. 赶时髦地；按照流行地
- acquaint vt. 使熟悉；使认识
- disadvantage n. 缺点；不利条件；损失
- smarmy adj. 爱说奉承话的；虚情假意的
- Honecker n. (Honecker)人名；(法、德)昂纳克
- downcast n. 倒台；俯视的目光；向下转换 adj. 沮丧的；低垂的；气馁的
- labelled adj. 贴上标签的 v. 贴上标签（label的过去式）
- lawfulness 法制，合法
- turban n. 穆斯林的头巾；女用头巾；无檐帽，狭边帽 n. (Turban)人名；(德)图尔班；(法)蒂尔邦
- absolute n. 绝对；绝对事物 adj. 绝对的；完全的；专制的
- equalise vt.& vi. （使某事物）相等
- clitoris n. [解剖] 阴蒂；阴核
- fallback n. 可依靠的东西；后备物品；撤退，退却
- cdr abbr. 指挥员（Commander）；会长（commander）；交货收据（Cargo Delivery Receipt）
- secularity n. 世俗主义；俗事；俗心
考试词汇表
- water quality of sewage
- water quality parameter
- water quality pollutant
- water quality pollution
- water quality programme
- water quality standards
- water reducing retarder
- water relief winged cap
- water resistance gasket
- water resistance tester
- water resistant coating
- water resources project
- water safety instructor
- water saving irrigation
- water sealed gas holder
- water sealed spirometer
- water self purification
- water separometer index
- water slurry of pigment
- water smothering system
