hard liner

同根派生

Flux is a liner, including Flux - air-cushion, Flux hard liner, curing Flux liner, and other other is copper liner and Flux - combinations of copper liner.
一類是用銲劑襯墊，包括銲劑?氣墊、硬銲劑襯墊、固化銲劑襯墊等；另一類是用銅襯墊及銲劑?銅組郃襯墊。
It is hard to sleep without a cooler in this room.
沒有空氣調(diào)節(jié)器，在這間屋裡很難入睡。
John felt it hard to rig out his family.
約翰感到難以爲一家大小置備衣著。
The hard core in the party make all the decisions.
這個黨的核心成員決定一切。
Hard copy is computer output on paper, printing or graphics.
硬拷貝是出現(xiàn)在紙上、印刷上或圖表上的電腦輸出。