roll ball

常见例句

With a roll ball rocking arm and balance tray. It is a smart design and convenient to be installed quickly.
備有流滾珠式駐持搖臂及平衡托架，設計巧妙，安裝簡便，快捷。
Polymer micro - ball (PMB) was introduced into water based lubrication as a new type additive based on the "roll ball" model.
根據邊界潤滑中的“滾珠” 模型，將聚郃物形微粒（PMB）作爲新型的潤滑添加劑引入到水基潤滑中。
Polymer micro - ball (PMB) was introduced into water based lubrication as a new type additive based on the "roll ball" model. It is found that PMB are spherical particles in μm scale by SEM.
根據邊界潤滑中的“滾珠”模型，將聚郃物形微粒（PMB）作爲新型的潤滑添加劑引入到水基潤滑中。掃描電鏡測度表明PMB在水基液中爲均勻分散的微米球形微粒。