sandblasts

基本解釋

METAL POST: Sandblast the surface of the post.
金屬樁：對樁的表面噴砂。
The methods to prepare satin finish including machine sandblast method and chemical method were introduced.
主要介紹了緞面制取方法中的機(jī)械噴砂法和化學(xué)法。
Normally some coarseness will happened after sandblast treated ,which help to enhance the adhesive power.
通常噴砂處理均會使金屬表面產(chǎn)生一定程度的粗糙度，這對漆層附著力的增強(qiáng)有很大的幫助。
No rainwater / dew exist on the completed mental before paint the primer. Otherwise, re-work for sandblast.
若噴砂完成后的鋼鐵已經(jīng)存放過夜，在第二天上底漆前必須再次進(jìn)行輕度噴砂。
Based on sandblast working principle and structure characters of blast gun, free jet model was developed in eject sect.
根據(jù)噴砂工作原理和噴槍結(jié)構(gòu)特征建立了引射段的自由射流模型。