常見(jiàn)例句We can adjust the levelness of the machine by means of shim and screw jack. 我們可以利用墊鐵和螺絲千斤頂來(lái)調(diào)整機(jī)器的水平度。The lifting capacity of this chain hoist (hydraulic jack, screw jack) is 5 ton. 這個(gè)吊鏈(油壓千斤頂;螺旋千斤頂)的起重能力為5噸.The lifting capacity of this chain hoist (hydraulic jack, screw jack) is 5tons. 這個(gè)吊鏈（油壓千斤頂、螺旋千斤頂）的起重能力為5噸。Each of the four legs contains a simple screw jack with a thrust bearing that is operated telescopically inside of two tubes. 四條腿中每個(gè)都裝有一個(gè)簡(jiǎn)單的螺旋千斤頂，千斤頂中又有一個(gè)在兩根管道中做伸縮操作的推力軸承。Design and Calculation of Screw Jack 螺旋千斤頂?shù)脑O(shè)計(jì)計(jì)算 返回 screw jack